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@earendil-works/pi-coding-agent

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Coding agent CLI with read, bash, edit, write tools and session management

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import { createRequire as __piCreateRequire } from "node:module"; const require = __piCreateRequire(import.meta.url); import{applyOpenRouterReportedCost,isOpenRouterModel}from"./chunk-P7FPUEYA.js";import{buildCopilotDynamicHeaders,hasCopilotVisionInput}from"./chunk-PGXDEOVV.js";import{clampOpenAIPromptCacheKey}from"./chunk-PRRNXB7S.js";import{OpenAI}from"./chunk-CF5GWZHW.js";import{shortHash}from"./chunk-PJACZCIR.js";import{appendGrammarToolInputJsonDelta,buildBaseOptions,clampThinkingBudgetToAnswerRoom,closeGrammarToolInputJson,createGrammarToolInputProperties,getGrammarToolInput,getJsonSchemaToolParameters,resolveGrammarConstrainedSampling,resolveJsonSchemaStrictSampling,resolveSamplingParams,thinkingBudgetForLevel,transformMessages}from"./chunk-ZGYS4UTC.js";import{sanitizeSurrogates}from"./chunk-L2ZPNLYD.js";import{retryProviderRequest}from"./chunk-PMRZO46Y.js";import{formatProviderError,normalizeProviderError}from"./chunk-RKNK4Y6L.js";import{headersToRecord}from"./chunk-UTB4DTYQ.js";import{ToolCallArgumentsStream}from"./chunk-FFMDRXC4.js";import{getProviderEnvValue}from"./chunk-7DDKXS2Q.js";import{calculateCost,clampThinkingLevel,getDeclaredTools,resolveTranscript,resolveTranscriptTools}from"./chunk-AUUCDC7R.js";import{AssistantMessageEventStream}from"./chunk-LPXNMA2W.js";import{getIdentityHeaders,getSystemMessageText,renderSystemMessageUpdate}from"./chunk-BAC3QPNW.js";import"./chunk-JXWJOIH4.js";function hasHeader(headers,name){if(!headers)return!1;let expected=name.toLowerCase();for(let[key,value]of Object.entries(headers))if(key.toLowerCase()===expected&&value!==null&&value.trim().length>0)return!0;return!1}function getClientApiKey(provider,apiKey,headers){if(apiKey)return apiKey;if(hasHeader(headers,"authorization")||hasHeader(headers,"cf-aig-authorization"))return"unused";throw new Error(`No API key for provider: ${provider}`)}function hasToolHistory(messages){for(let msg of messages)if(msg.role==="toolResult"||msg.role==="assistant"&&msg.content.some(block=>block.type==="toolCall"))return!0;return!1}function isTextContentBlock(block){return block.type==="text"}function isThinkingContentBlock(block){return block.type==="thinking"}function isToolCallBlock(block){return block.type==="toolCall"}function isImageContentBlock(block){return block.type==="image"}function isReasoningDetailObject(detail){return typeof detail=="object"&&detail!==null&&!Array.isArray(detail)}function hasValidCommonReasoningDetailFields(candidate){return(candidate.id===void 0||candidate.id===null||typeof candidate.id=="string")&&(candidate.format===void 0||typeof candidate.format=="string")&&(candidate.index===void 0||typeof candidate.index=="number")}function isOpenAIReasoningDetail(detail){if(!isReasoningDetailObject(detail)||!hasValidCommonReasoningDetailFields(detail))return!1;switch(detail.type){case"reasoning.summary":return typeof detail.summary=="string";case"reasoning.encrypted":return typeof detail.data=="string";case"reasoning.text":return typeof detail.text=="string"&&(detail.signature===void 0||detail.signature===null||typeof detail.signature=="string");default:return!1}}function parseOpenAIReasoningDetails(signature){if(signature)try{let parsed=JSON.parse(signature);return Array.isArray(parsed)&&parsed.length>0&&parsed.every(isOpenAIReasoningDetail)?parsed:void 0}catch{return}}function parseLegacyEncryptedReasoningDetail(signature){if(signature)try{let parsed=JSON.parse(signature);return isOpenAIReasoningDetail(parsed)&&parsed.type==="reasoning.encrypted"&&typeof parsed.id=="string"&&parsed.id.length>0&&parsed.data.length>0?parsed:void 0}catch{return}}function fillMissingCommonReasoningDetailFields(target,source){target.id??=source.id,target.format||=source.format,target.index??=source.index}function appendOpenAIReasoningDetail(details,detail){let lastDetail=details[details.length-1];if(detail.type==="reasoning.text"&&lastDetail?.type==="reasoning.text"){lastDetail.text+=detail.text,lastDetail.signature||=detail.signature,fillMissingCommonReasoningDetailFields(lastDetail,detail);return}if(detail.type==="reasoning.summary"&&lastDetail?.type==="reasoning.summary"){lastDetail.summary+=detail.summary,fillMissingCommonReasoningDetailFields(lastDetail,detail);return}details.push({...detail})}var OPENAI_COMPLETIONS_REASONING_FIELDS=["reasoning","reasoning_content","reasoning_text"];function isOpenAICompletionsReasoningField(field){return OPENAI_COMPLETIONS_REASONING_FIELDS.includes(field)}function resolveCacheRetention(cacheRetention,env){return cacheRetention||(getProviderEnvValue("PI_CACHE_RETENTION",env)==="long"?"long":"short")}var stream=(model,context,options)=>{let stream2=new AssistantMessageEventStream,normalizedContext=resolveTranscript(context,getCompat(model).supportsMidConvoSystemMessages);return(async()=>{let output={role:"assistant",content:[],api:model.api,provider:model.provider,model:model.id,usage:{input:0,output:0,cacheRead:0,cacheWrite:0,totalTokens:0,cost:{input:0,output:0,cacheRead:0,cacheWrite:0,total:0}},stopReason:"pending",timestamp:Date.now()},streamedReasoningDetails,applyStreamedReasoningDetails=block=>{streamedReasoningDetails!==void 0&&(block.thinkingSignature=JSON.stringify(streamedReasoningDetails))};try{let apiKey=getClientApiKey(model.provider,options?.apiKey,options?.headers),compat=getCompat(model),grammarToolInputProperties=createGrammarToolInputProperties(getDeclaredTools(normalizedContext.messages),compat.supportsOpenAIGrammarTools),cacheRetention=resolveCacheRetention(options?.cacheRetention,options?.env),cacheSessionId=cacheRetention==="none"?void 0:options?.sessionId,client=createClient(model,normalizedContext,apiKey,options?.headers,options?.identity,options?.fetch,cacheSessionId,compat),params=buildParams(model,normalizedContext,options,compat,cacheRetention,grammarToolInputProperties),nextParams=await options?.onPayload?.(params,model);nextParams!==void 0&&(params=nextParams);let requestOptions={...options?.signal?{signal:options.signal}:{},...options?.timeoutMs!==void 0?{timeout:options.timeoutMs}:{},maxRetries:0},{data:openaiStream,response}=await retryProviderRequest(()=>client.chat.completions.create(params,requestOptions).withResponse(),{maxRetries:options?.maxRetries,maxRetryDelayMs:options?.maxRetryDelayMs,signal:options?.signal});await options?.onResponse?.({status:response.status,headers:headersToRecord(response.headers)},model),stream2.push({type:"start",partial:output});let textBlock=null,thinkingBlock=null,hasFinishReason=!1,toolCallBlocksByIndex=new Map,toolCallBlocksById=new Map,toolCallStates=new Map,blocks=output.content,getContentIndex=block=>blocks.indexOf(block),customInput=property=>({kind:"custom",property,buffer:{input:"",started:!1,closed:!1}}),finishBlock=block=>{let contentIndex=getContentIndex(block);if(contentIndex!==-1){if(block.type==="text")stream2.push({type:"text_end",contentIndex,content:block.text,partial:output});else if(block.type==="thinking")applyStreamedReasoningDetails(block),stream2.push({type:"thinking_end",contentIndex,content:block.thinking,partial:output});else if(block.type==="toolCall"){let input=toolCallStates.get(block).input;if(toolCallStates.delete(block),input.kind==="custom"){let delta=closeGrammarToolInputJson(input.buffer,input.property,void 0);delta!==void 0&&stream2.push({type:"toolcall_delta",contentIndex,delta,partial:output})}else Object.assign(block,input.arguments.finish());stream2.push({type:"toolcall_end",contentIndex,toolCall:block,partial:output})}}},ensureTextBlock=()=>(textBlock||(textBlock={type:"text",text:""},blocks.push(textBlock),stream2.push({type:"text_start",contentIndex:getContentIndex(textBlock),partial:output})),textBlock),ensureThinkingBlock=thinkingSignature=>(thinkingBlock||(thinkingBlock={type:"thinking",thinking:"",thinkingSignature},blocks.push(thinkingBlock),stream2.push({type:"thinking_start",contentIndex:getContentIndex(thinkingBlock),partial:output})),thinkingBlock),ensureToolCallBlock=toolCall=>{let streamIndex=typeof toolCall.index=="number"?toolCall.index:void 0,name=toolCall.function?.name??toolCall.custom?.name??"",block=streamIndex!==void 0?toolCallBlocksByIndex.get(streamIndex):void 0;if(!block&&toolCall.id&&(block=toolCallBlocksById.get(toolCall.id)),!block){let customInputProperty=toolCall.custom&&!toolCall.function?grammarToolInputProperties.get(name)??"input":void 0;block={type:"toolCall",id:toolCall.id||"",name,arguments:customInputProperty!==void 0?{[customInputProperty]:""}:{}},toolCallStates.set(block,{streamIndex,input:customInputProperty!==void 0?customInput(customInputProperty):{kind:"json",arguments:new ToolCallArgumentsStream}}),streamIndex!==void 0&&toolCallBlocksByIndex.set(streamIndex,block),toolCall.id&&toolCallBlocksById.set(toolCall.id,block),blocks.push(block),stream2.push({type:"toolcall_start",contentIndex:getContentIndex(block),partial:output})}let state=toolCallStates.get(block);if(streamIndex!==void 0&&state.streamIndex===void 0&&(state.streamIndex=streamIndex,toolCallBlocksByIndex.set(streamIndex,block)),toolCall.id&&toolCallBlocksById.set(toolCall.id,block),!block.name&&name&&(block.name=name),toolCall.custom&&!toolCall.function&&state.input.kind!=="custom"){let customInputProperty=grammarToolInputProperties.get(block.name)??"input";block.arguments={[customInputProperty]:""},state.input=customInput(customInputProperty)}return{block,state}};for await(let chunk of openaiStream){if(await options?.onProviderStreamEvent?.(chunk,model),!chunk||typeof chunk!="object")continue;output.responseId||=chunk.id,typeof chunk.model=="string"&&chunk.model.length>0&&chunk.model!==model.id&&(output.responseModel||=chunk.model),chunk.usage&&(output.usage=parseChunkUsage(chunk.usage,model));let choice=Array.isArray(chunk.choices)?chunk.choices[0]:void 0;if(choice){if(!chunk.usage&&choice.usage&&(output.usage=parseChunkUsage(choice.usage,model)),choice.finish_reason){output.rawStopReason=choice.finish_reason;let finishReasonResult=mapStopReason(choice.finish_reason);output.stopReason=finishReasonResult.stopReason,finishReasonResult.errorMessage&&(output.errorMessage=finishReasonResult.errorMessage),hasFinishReason=!0}if(choice.delta){let reasoningFields=["reasoning_content","reasoning","reasoning_text"],deltaFields=choice.delta,foundReasoningField=null;for(let field of reasoningFields){let value=deltaFields[field];if(typeof value=="string"&&value.length>0){foundReasoningField=field;break}}if(foundReasoningField){let delta=deltaFields[foundReasoningField];if(typeof delta=="string"&&delta.length>0){let thinkingSignature=model.provider==="opencode-go"&&foundReasoningField==="reasoning"?"reasoning_content":foundReasoningField,block=ensureThinkingBlock(thinkingSignature);block.thinking+=delta,stream2.push({type:"thinking_delta",contentIndex:getContentIndex(block),delta,partial:output})}}let reasoningDetails=choice.delta.reasoning_details;if(Array.isArray(reasoningDetails))for(let detail of reasoningDetails)isOpenAIReasoningDetail(detail)&&(ensureThinkingBlock(""),streamedReasoningDetails??=[],appendOpenAIReasoningDetail(streamedReasoningDetails,detail));if(choice.delta.content!==null&&choice.delta.content!==void 0&&choice.delta.content.length>0){let block=ensureTextBlock();block.text+=choice.delta.content,stream2.push({type:"text_delta",contentIndex:getContentIndex(block),delta:choice.delta.content,partial:output})}if(choice?.delta?.tool_calls)for(let toolCall of choice.delta.tool_calls){let{block,state}=ensureToolCallBlock(toolCall);!block.id&&toolCall.id&&(block.id=toolCall.id,toolCallBlocksById.set(toolCall.id,block));let name=toolCall.function?.name??toolCall.custom?.name;!block.name&&name&&(block.name=name);let delta="",input=state.input;toolCall.function?.arguments&&input.kind==="json"?(delta=toolCall.function.arguments,block.arguments=input.arguments.append(delta)):toolCall.custom?.input&&input.kind==="custom"&&(delta=appendGrammarToolInputJsonDelta(input.buffer,input.property,toolCall.custom.input)??"",block.arguments={[input.property]:input.buffer.input}),stream2.push({type:"toolcall_delta",contentIndex:getContentIndex(block),delta,partial:output})}}}}for(let block of blocks)finishBlock(block);if(options?.signal?.aborted)throw new Error("Request was aborted");if(output.stopReason==="aborted")throw new Error("Request was aborted");if(!hasFinishReason&&!compat.supportsFinishReason&&(output.stopReason=output.content.some(block=>block.type==="toolCall")?"toolUse":"stop"),output.stopReason==="error")throw new Error(output.errorMessage||"Provider returned an error stop reason");if(compat.supportsFinishReason&&!hasFinishReason||output.stopReason==="pending")throw new Error("Stream ended without finish_reason");stream2.push({type:"done",reason:output.stopReason,message:output}),stream2.end()}catch(error){for(let block of output.content)block.type==="thinking"&&applyStreamedReasoningDetails(block);output.stopReason=options?.signal?.aborted?"aborted":"error",output.errorMessage=formatProviderError(normalizeProviderError(error));let rawMetadata=error?.error?.metadata?.raw;rawMetadata&&!output.errorMessage.includes(String(rawMetadata))&&(output.errorMessage+=` ${rawMetadata}`),stream2.push({type:"error",reason:output.stopReason,error:output}),stream2.end()}})(),stream2},streamSimple=(model,context,options)=>{getClientApiKey(model.provider,options?.apiKey,options?.headers);let base={...buildBaseOptions(model,context,options,options?.apiKey),toolChoice:options?.toolChoice},clampedReasoning=options?.reasoning?clampThinkingLevel(model,options.reasoning):void 0;return stream(model,context,{...base,reasoningEffort:clampedReasoning==="off"?void 0:clampedReasoning,thinkingBudgets:options?.thinkingBudgets})};function createClient(model,context,apiKey,optionsHeaders,identity,fetch,sessionId,compat=getCompat(model)){let headers={...getIdentityHeaders(model,identity),...model.headers};if(model.provider==="github-copilot"){let hasImages=hasCopilotVisionInput(context.messages),copilotHeaders=buildCopilotDynamicHeaders({messages:context.messages,hasImages});Object.assign(headers,copilotHeaders)}return sessionId&&compat.sendSessionAffinityHeaders&&(compat.sessionAffinityFormat==="openrouter"?headers["x-session-id"]=sessionId:(compat.sessionAffinityFormat==="openai"&&(headers.session_id=sessionId),headers["x-client-request-id"]=sessionId,headers["x-session-affinity"]=sessionId)),optionsHeaders&&Object.assign(headers,optionsHeaders),new OpenAI({apiKey,baseURL:model.baseUrl,dangerouslyAllowBrowser:!0,fetch,defaultHeaders:headers})}function buildParams(model,context,options,compat=getCompat(model),cacheRetention=resolveCacheRetention(options?.cacheRetention,options?.env),grammarToolInputProperties=createGrammarToolInputProperties(getDeclaredTools(context.messages),compat.supportsOpenAIGrammarTools)){let transcriptTools=resolveTranscriptTools(context.messages,compat.supportsMidConvoSystemMessages===!0&&compat.supportsMidConvoToolAdditions===!0?"additions":"none"),messages=convertMessages(model,context,compat,{grammarToolInputProperties}),cacheControl=getCompatCacheControl(compat,cacheRetention),promptCacheKeyMode=compat.promptCacheKeyMode??"auto",supportsPromptCacheKey=promptCacheKeyMode==="enabled"||promptCacheKeyMode==="auto"&&(model.baseUrl.includes("api.openai.com")||cacheRetention==="long"&&compat.supportsLongCacheRetention),params={model:model.id,messages,stream:!0,prompt_cache_key:cacheRetention!=="none"&&supportsPromptCacheKey?clampOpenAIPromptCacheKey(options?.sessionId):void 0,prompt_cache_retention:cacheRetention==="long"&&compat.supportsLongCacheRetention?"24h":void 0};compat.supportsUsageInStreaming!==!1&&(params.stream_options={include_usage:!0}),compat.supportsStore&&(params.store=!1),options?.maxTokens&&(compat.maxTokensField==="max_tokens"?params.max_tokens=options.maxTokens:params.max_completion_tokens=options.maxTokens),options?.temperature!==void 0&&(params.temperature=options.temperature),transcriptTools.requestTools.length>0?(params.tools=convertTools(transcriptTools.requestTools,compat),compat.zaiToolStream&&(params.tool_stream=!0)):compat.requiresToolsWithToolHistory&&hasToolHistory(context.messages)&&(params.tools=[]),cacheControl&&applyAnthropicCacheControl(messages,params.tools,cacheControl),options?.toolChoice&&(params.tool_choice=options.toolChoice),compat.vllmPriority!==void 0&&(params.priority=compat.vllmPriority);let thinkingTokenBudgetField=resolveThinkingTokenBudgetField(compat),thinkingBudget=resolveClampedThinkingBudget(model,options,params);if(compat.thinkingFormat==="zai"&&model.reasoning){let zaiParams=params;if(zaiParams.thinking=options?.reasoningEffort?{type:"enabled",clear_thinking:!1}:{type:"disabled"},options?.reasoningEffort&&compat.supportsReasoningEffort){let mappedEffort=model.thinkingLevelMap?.[options.reasoningEffort],effort=mappedEffort===void 0?options.reasoningEffort:mappedEffort;typeof effort=="string"&&(zaiParams.reasoning_effort=effort)}}else if(compat.thinkingFormat==="qwen"&&model.reasoning){if(params.enable_thinking=!!options?.reasoningEffort,options?.reasoningEffort&&compat.supportsReasoningEffort){let effort=model.thinkingLevelMap?.[options.reasoningEffort]??options.reasoningEffort;typeof effort=="string"&&(params.reasoning_effort=effort)}}else if(compat.thinkingFormat==="qwen-chat-template"&&model.reasoning)params.chat_template_kwargs={enable_thinking:!!options?.reasoningEffort,preserve_thinking:!0};else if(compat.thinkingFormat==="chat-template"&&model.reasoning){let chatTemplateKwargs=buildChatTemplateValues(model,options,compat.chatTemplateKwargs,thinkingBudget);chatTemplateKwargs&&(params.chat_template_kwargs=chatTemplateKwargs)}else if(compat.thinkingFormat==="baseten"&&model.reasoning){let basetenParams=params,chatTemplateArgs=buildChatTemplateValues(model,options,compat.chatTemplateArgs,thinkingBudget);if(chatTemplateArgs&&(basetenParams.chat_template_args=chatTemplateArgs),compat.supportsReasoningEffort){let requestedEffort=options?.reasoningEffort,mappedEffort=requestedEffort?model.thinkingLevelMap?.[requestedEffort]:model.thinkingLevelMap?.off,effort=mappedEffort===void 0?requestedEffort:mappedEffort;typeof effort=="string"&&(basetenParams.reasoning_effort=effort)}}else if(compat.thinkingFormat==="deepseek"&&model.reasoning)options?.reasoningEffort?params.thinking={type:"enabled"}:model.thinkingLevelMap?.off!==null&&(params.thinking={type:"disabled"}),options?.reasoningEffort&&compat.supportsReasoningEffort&&(params.reasoning_effort=model.thinkingLevelMap?.[options.reasoningEffort]??options.reasoningEffort);else if(compat.thinkingFormat==="openrouter"&&model.reasoning){let openRouterParams=params;options?.reasoningEffort?openRouterParams.reasoning={effort:model.thinkingLevelMap?.[options.reasoningEffort]??options.reasoningEffort}:model.thinkingLevelMap?.off!==null&&(openRouterParams.reasoning={effort:model.thinkingLevelMap?.off??"none"})}else if(compat.thinkingFormat==="ant-ling"&&model.reasoning&&options?.reasoningEffort){let effort=model.thinkingLevelMap?.[options.reasoningEffort];typeof effort=="string"&&(params.reasoning={effort})}else if(compat.thinkingFormat==="together"&&model.reasoning){let togetherParams=params;togetherParams.reasoning={enabled:!!options?.reasoningEffort},options?.reasoningEffort&&compat.supportsReasoningEffort&&(togetherParams.reasoning_effort=model.thinkingLevelMap?.[options.reasoningEffort]??options.reasoningEffort)}else if(compat.thinkingFormat==="string-thinking"&&model.reasoning){let stringThinkingParams=params;options?.reasoningEffort?stringThinkingParams.thinking=model.thinkingLevelMap?.[options.reasoningEffort]??options.reasoningEffort:model.thinkingLevelMap?.off!==null&&(stringThinkingParams.thinking=model.thinkingLevelMap?.off??"none")}else if(options?.reasoningEffort&&model.reasoning&&compat.supportsReasoningEffort)params.reasoning_effort=model.thinkingLevelMap?.[options.reasoningEffort]??options.reasoningEffort;else if(!options?.reasoningEffort&&model.reasoning&&compat.supportsReasoningEffort){let offValue=model.thinkingLevelMap?.off;typeof offValue=="string"&&(params.reasoning_effort=offValue)}if(thinkingTokenBudgetField&&thinkingBudget!==void 0&&Object.assign(params,{[thinkingTokenBudgetField]:thinkingBudget}),model.compat?.openRouterRouting&&(params.provider=model.compat.openRouterRouting),model.compat?.vercelGatewayRouting){let routing=model.compat.vercelGatewayRouting;if(routing.only||routing.order){let gatewayOptions={};routing.only&&(gatewayOptions.only=routing.only),routing.order&&(gatewayOptions.order=routing.order),params.providerOptions={gateway:gatewayOptions}}}let samplingParams=resolveSamplingParams(model,options?.reasoningEffort??"off",options?.samplingParams);return samplingParams&&Object.assign(params,samplingParams),params}function resolveThinkingTokenBudgetField(compat){if(compat.thinkingTokenBudgetField)return compat.thinkingTokenBudgetField;if(compat.supportsThinkingTokenBudget)return"thinking_token_budget"}function resolveClampedThinkingBudget(model,options,params){if(!options?.reasoningEffort||!model.reasoning)return;let ceiling=params.max_tokens??params.max_completion_tokens??model.maxTokens,budget=clampThinkingBudgetToAnswerRoom(thinkingBudgetForLevel(options.reasoningEffort,options.thinkingBudgets),ceiling);return budget>0?budget:void 0}function buildChatTemplateValues(model,options,values,thinkingBudget){let resolvedValues={};for(let[key,value]of Object.entries(values)){let resolved=resolveChatTemplateKwargValue(model,options,value,thinkingBudget);resolved!==void 0&&(resolvedValues[key]=resolved)}return Object.keys(resolvedValues).length>0?resolvedValues:void 0}function resolveChatTemplateKwargValue(model,options,value,thinkingBudget){if(typeof value!="object"||value===null)return value;let reasoningEffort=options?.reasoningEffort;if(!reasoningEffort&&value.omitWhenOff)return;if(value.$var==="thinking.enabled")return!!reasoningEffort;if(value.$var==="thinking.budget")return thinkingBudget;let mappedValue=reasoningEffort?model.thinkingLevelMap?.[reasoningEffort]:model.thinkingLevelMap?.off;return mappedValue===void 0?reasoningEffort:typeof mappedValue=="string"?mappedValue:void 0}function getCompatCacheControl(compat,cacheRetention){if(compat.cacheControlFormat!=="anthropic"||cacheRetention==="none")return;let ttl=cacheRetention==="long"&&compat.supportsLongCacheRetention?"1h":void 0;return{type:"ephemeral",...ttl?{ttl}:{}}}function applyAnthropicCacheControl(messages,tools,cacheControl){addCacheControlToSystemPrompt(messages,cacheControl),addCacheControlToLastTool(tools,cacheControl),addCacheControlToLastConversationMessage(messages,cacheControl)}function addCacheControlToSystemPrompt(messages,cacheControl){for(let message of messages)if(message.role==="system"||message.role==="developer"){addCacheControlToInstructionMessage(message,cacheControl);return}}function addCacheControlToLastConversationMessage(messages,cacheControl){for(let i=messages.length-1;i>=0;i--){let message=messages[i];if((message.role==="user"||message.role==="assistant"||message.role==="tool")&&addCacheControlToMessage(message,cacheControl))return}}function addCacheControlToLastTool(tools,cacheControl){if(!tools||tools.length===0)return;let lastTool=tools[tools.length-1];lastTool.cache_control=cacheControl}function addCacheControlToInstructionMessage(message,cacheControl){return addCacheControlToTextContent(message,cacheControl)}function addCacheControlToMessage(message,cacheControl){return message.role==="user"||message.role==="assistant"||message.role==="tool"?addCacheControlToTextContent(message,cacheControl):!1}function addCacheControlToTextContent(message,cacheControl){let content=message.content;if(typeof content=="string")return content.length===0?!1:(message.content=[{type:"text",text:content,cache_control:cacheControl}],!0);if(!Array.isArray(content))return!1;for(let i=content.length-1;i>=0;i--){let part=content[i];if(part?.type==="text"){let textPart=part;return textPart.cache_control=cacheControl,!0}}return!1}function convertMessages(model,context,compat,options){let normalizedContext=resolveTranscript(context,compat.supportsMidConvoSystemMessages),params=[],normalizeToolCallId=id=>{if(id.includes("|")){let separatorIndex=id.indexOf("|"),callId=id.slice(0,separatorIndex).replace(/[^a-zA-Z0-9_-]/g,"_"),itemId=id.slice(separatorIndex+1).replace(/[^a-zA-Z0-9_-]/g,"_"),combinedId=itemId.length>0?`${callId}_${itemId}`:callId;if(combinedId.length<=40)return combinedId;let hash=shortHash(id).slice(0,8);return`${callId.slice(0,Math.max(1,40-hash.length-1))}_${hash}`}return model.provider==="openai"&&id.length>40?id.slice(0,40):id},transformedMessages=transformMessages(normalizedContext.messages,model,id=>normalizeToolCallId(id)),transcriptTools=resolveTranscriptTools(normalizedContext.messages,compat.supportsMidConvoSystemMessages===!0&&compat.supportsMidConvoToolAdditions===!0?"additions":"none"),instructionRole=model.reasoning&&compat.supportsDeveloperRole?"developer":"system",lastRole=null,systemIndex=0;for(let i=0;i<transformedMessages.length;i++){let msg=transformedMessages[i];if(compat.requiresAssistantAfterToolResult&&lastRole==="toolResult"&&msg.role==="user"&&params.push({role:"assistant",content:"I have processed the tool results."}),msg.role==="system"){let addedTools=systemIndex++>=transcriptTools.foldedSystemMessages?msg.toolsAdded??[]:[];if(addedTools.length>0){let kimiToolMessage={role:"system",tools:convertTools(addedTools,compat)};params.push(kimiToolMessage)}let text=i===0?getSystemMessageText(msg):renderSystemMessageUpdate(msg);text.length>0&&params.push({role:instructionRole,content:sanitizeSurrogates(text)})}else if(msg.role==="user")if(typeof msg.content=="string")params.push({role:"user",content:sanitizeSurrogates(msg.content)});else{let content=msg.content.filter(item=>item.type!=="text"||item.text.length>0).map(item=>item.type==="text"?{type:"text",text:sanitizeSurrogates(item.text)}:{type:"image_url",image_url:{url:`data:${item.mimeType};base64,${item.data}`}});if(content.length===0)continue;params.push({role:"user",content})}else if(msg.role==="assistant"){let assistantMsg={role:"assistant",content:compat.requiresAssistantAfterToolResult||compat.requiresNonNullAssistantContent?"":null},assistantTextParts=msg.content.filter(isTextContentBlock).filter(block=>block.text.trim().length>0).map(block=>({type:"text",text:sanitizeSurrogates(block.text)})),assistantText=assistantTextParts.map(part=>part.text).join(""),thinkingBlocks=msg.content.filter(isThinkingContentBlock),toolCalls=msg.content.filter(isToolCallBlock),signedReasoningDetails=thinkingBlocks.map(block=>parseOpenAIReasoningDetails(block.thinkingSignature)).find(details=>details!==void 0),legacyReasoningDetails=toolCalls.map(toolCall=>parseLegacyEncryptedReasoningDetail(toolCall.thoughtSignature)).filter(detail=>detail!==void 0),preservedReasoningDetails=signedReasoningDetails??(legacyReasoningDetails.length>0?legacyReasoningDetails:void 0),nonEmptyThinkingBlocks=thinkingBlocks.filter(block=>block.thinking.trim().length>0);if(nonEmptyThinkingBlocks.length>0){if(compat.requiresThinkingAsText){let thinkingText=nonEmptyThinkingBlocks.map(block=>sanitizeSurrogates(block.thinking)).join(` `);assistantMsg.content=[{type:"text",text:thinkingText},...assistantTextParts]}else if(assistantText.length>0&&(assistantMsg.content=assistantText),!preservedReasoningDetails){let signature=nonEmptyThinkingBlocks[0].thinkingSignature;model.provider==="opencode-go"&&signature==="reasoning"&&(signature="reasoning_content"),signature&&isOpenAICompletionsReasoningField(signature)&&(assistantMsg[signature]=nonEmptyThinkingBlocks.map(block=>block.thinking).join(` `))}}else assistantText.length>0&&(assistantMsg.content=assistantText);toolCalls.length>0&&(assistantMsg.tool_calls=toolCalls.map(tc=>{let customInputProperty=options?.grammarToolInputProperties?.get(tc.name);return customInputProperty!==void 0?{id:tc.id,type:"custom",custom:{name:tc.name,input:sanitizeSurrogates(getGrammarToolInput(tc.name,tc.arguments,customInputProperty))}}:{id:tc.id,type:"function",function:{name:tc.name,arguments:JSON.stringify(tc.arguments)}}})),preservedReasoningDetails&&(assistantMsg.reasoning_details=preservedReasoningDetails),compat.requiresReasoningContentOnAssistantMessages&&model.reasoning&&assistantMsg.reasoning_content===void 0&&(assistantMsg.reasoning_content="");let content=assistantMsg.content;if(!(content!=null&&content.length>0)&&!assistantMsg.tool_calls)continue;params.push(assistantMsg)}else if(msg.role==="toolResult"){let imageBlocks=[],j=i;for(;j<transformedMessages.length&&transformedMessages[j].role==="toolResult";j++){let toolMsg=transformedMessages[j],textResult=toolMsg.content.filter(isTextContentBlock).map(block=>block.text).join(` `),hasImages=toolMsg.content.some(c=>c.type==="image"),toolResultText=textResult.trim().length>0?textResult:hasImages?"(see attached image)":"(no tool output)",toolResultMsg={role:"tool",content:sanitizeSurrogates(toolResultText),tool_call_id:toolMsg.toolCallId};if(compat.requiresToolResultName&&toolMsg.toolName&&(toolResultMsg.name=toolMsg.toolName),params.push(toolResultMsg),hasImages&&model.input.includes("image"))for(let block of toolMsg.content)isImageContentBlock(block)&&imageBlocks.push({type:"image_url",image_url:{url:`data:${block.mimeType};base64,${block.data}`}})}i=j-1,imageBlocks.length>0?(compat.requiresAssistantAfterToolResult&&params.push({role:"assistant",content:"I have processed the tool results."}),params.push({role:"user",content:[{type:"text",text:"Attached image(s) from tool result:"},...imageBlocks]}),lastRole="user"):lastRole="toolResult";continue}lastRole=msg.role}return params}function convertTools(tools,compat){return tools.map(tool=>{let grammar=resolveGrammarConstrainedSampling(tool,compat.supportsOpenAIGrammarTools);if(grammar)return{type:"custom",custom:{name:tool.name,description:tool.description,format:{type:"grammar",grammar:{syntax:grammar.format,definition:grammar.definition}}}};let strict=resolveJsonSchemaStrictSampling(tool,compat.supportsStrictMode!==!1);return{type:"function",function:{name:tool.name,description:tool.description,parameters:getJsonSchemaToolParameters(tool,strict),...compat.supportsStrictMode!==!1&&{strict:strict??!1}}}})}function parseChunkUsage(rawUsage,model){let promptTokens=rawUsage.prompt_tokens||0,cacheReadTokens=rawUsage.prompt_tokens_details?.cached_tokens??rawUsage.prompt_cache_hit_tokens??rawUsage.cached_tokens??0,cacheWriteTokens=rawUsage.prompt_tokens_details?.cache_write_tokens||0,input=Math.max(0,promptTokens-cacheReadTokens-cacheWriteTokens),outputTokens=rawUsage.completion_tokens||0,usage={input,output:outputTokens,cacheRead:cacheReadTokens,cacheWrite:cacheWriteTokens,reasoning:rawUsage.completion_tokens_details?.reasoning_tokens||0,totalTokens:input+outputTokens+cacheReadTokens+cacheWriteTokens,cost:{input:0,output:0,cacheRead:0,cacheWrite:0,total:0}};return calculateCost(model,usage),isOpenRouterModel(model)&&applyOpenRouterReportedCost(usage,rawUsage),usage}function mapStopReason(reason){if(reason===null)return{stopReason:"stop"};switch(reason){case"stop":case"end":return{stopReason:"stop"};case"length":return{stopReason:"length"};case"function_call":case"tool_calls":return{stopReason:"toolUse"};case"content_filter":return{stopReason:"error",errorMessage:"Provider finish_reason: content_filter"};case"network_error":return{stopReason:"error",errorMessage:"Provider finish_reason: network_error"};default:return{stopReason:"error",errorMessage:`Provider finish_reason: ${reason}`}}}function detectCompat(model){let provider=model.provider,baseUrl=model.baseUrl,isZai=provider==="zai"||provider==="zai-coding-cn"||baseUrl.includes("api.z.ai")||baseUrl.includes("open.bigmodel.cn"),isTogether=provider==="together"||baseUrl.includes("api.together.ai")||baseUrl.includes("api.together.xyz"),isMoonshot=provider==="moonshotai"||provider==="moonshotai-cn"||baseUrl.includes("api.moonshot."),isOpenRouter=provider==="openrouter"||baseUrl.includes("openrouter.ai"),isCloudflareWorkersAI=provider==="cloudflare-workers-ai"||baseUrl.includes("api.cloudflare.com"),isCloudflareAiGateway=provider==="cloudflare-ai-gateway"||baseUrl.includes("gateway.ai.cloudflare.com"),isNvidia=provider==="nvidia"||baseUrl.includes("integrate.api.nvidia.com"),isAntLing=provider==="ant-ling"||baseUrl.includes("api.ant-ling.com"),isCerebras=provider==="cerebras"||baseUrl.includes("cerebras.ai"),isDeepSeek=provider==="deepseek"||baseUrl.toLowerCase().includes("deepseek.com"),isNonStandard=isNvidia||isCerebras||provider==="xai"||baseUrl.includes("api.x.ai")||isTogether||baseUrl.includes("chutes.ai")||isDeepSeek||isZai||isMoonshot||provider==="opencode"||baseUrl.includes("opencode.ai")||isCloudflareWorkersAI||isCloudflareAiGateway||isAntLing,useMaxTokens=baseUrl.includes("chutes.ai")||isDeepSeek||isMoonshot||isCloudflareAiGateway||isTogether||isNvidia||isAntLing||isZai,isGrok=provider==="xai"||baseUrl.includes("api.x.ai"),isOpenRouterDeveloperRoleModel=isOpenRouter&&(model.id.startsWith("anthropic/")||model.id.startsWith("openai/")),cacheControlFormat=provider==="openrouter"&&model.id.startsWith("anthropic/")?"anthropic":void 0;return{supportsStore:!isNonStandard,supportsDeveloperRole:isOpenRouterDeveloperRoleModel||!isNonStandard&&!isOpenRouter,supportsReasoningEffort:!isGrok&&!isZai&&!isMoonshot&&!isTogether&&!isCloudflareAiGateway&&!isNvidia&&!isAntLing,supportsUsageInStreaming:!0,supportsFinishReason:!0,maxTokensField:useMaxTokens?"max_tokens":"max_completion_tokens",requiresToolResultName:!1,requiresAssistantAfterToolResult:!1,requiresNonNullAssistantContent:!1,requiresToolsWithToolHistory:!1,requiresThinkingAsText:!1,requiresReasoningContentOnAssistantMessages:isDeepSeek,thinkingFormat:isDeepSeek?"deepseek":isZai?"zai":isTogether?"together":isAntLing?"ant-ling":isOpenRouter?"openrouter":"openai",openRouterRouting:{},vercelGatewayRouting:{},chatTemplateKwargs:{},chatTemplateArgs:{},zaiToolStream:!1,supportsThinkingTokenBudget:!1,thinkingTokenBudgetField:void 0,supportsStrictMode:!1,supportsOpenAIGrammarTools:!1,supportsMidConvoSystemMessages:!1,supportsMidConvoToolAdditions:!1,cacheControlFormat,sendSessionAffinityHeaders:isOpenRouter,sessionAffinityFormat:isOpenRouter?"openrouter":"openai",supportsLongCacheRetention:!(isTogether||isCloudflareWorkersAI||isCloudflareAiGateway||isNvidia||isAntLing)}}function getCompat(model){let detected=detectCompat(model);return model.compat?{supportsStore:model.compat.supportsStore??detected.supportsStore,supportsDeveloperRole:model.compat.supportsDeveloperRole??detected.supportsDeveloperRole,supportsReasoningEffort:model.compat.supportsReasoningEffort??detected.supportsReasoningEffort,supportsUsageInStreaming:model.compat.supportsUsageInStreaming??detected.supportsUsageInStreaming,supportsFinishReason:model.compat.supportsFinishReason??detected.supportsFinishReason,maxTokensField:model.compat.maxTokensField??detected.maxTokensField,requiresToolResultName:model.compat.requiresToolResultName??detected.requiresToolResultName,requiresAssistantAfterToolResult:model.compat.requiresAssistantAfterToolResult??detected.requiresAssistantAfterToolResult,requiresNonNullAssistantContent:model.compat.requiresNonNullAssistantContent??detected.requiresNonNullAssistantContent,requiresToolsWithToolHistory:model.compat.requiresToolsWithToolHistory??detected.requiresToolsWithToolHistory,requiresThinkingAsText:model.compat.requiresThinkingAsText??detected.requiresThinkingAsText,requiresReasoningContentOnAssistantMessages:model.compat.requiresReasoningContentOnAssistantMessages??detected.requiresReasoningContentOnAssistantMessages,thinkingFormat:model.compat.thinkingFormat??detected.thinkingFormat,openRouterRouting:model.compat.openRouterRouting??{},vercelGatewayRouting:model.compat.vercelGatewayRouting??detected.vercelGatewayRouting,chatTemplateKwargs:model.compat.chatTemplateKwargs??detected.chatTemplateKwargs,chatTemplateArgs:model.compat.chatTemplateArgs??detected.chatTemplateArgs,zaiToolStream:model.compat.zaiToolStream??detected.zaiToolStream,supportsThinkingTokenBudget:model.compat.supportsThinkingTokenBudget??detected.supportsThinkingTokenBudget,thinkingTokenBudgetField:model.compat.thinkingTokenBudgetField??detected.thinkingTokenBudgetField,supportsStrictMode:model.compat.supportsStrictMode??detected.supportsStrictMode,supportsOpenAIGrammarTools:model.compat.supportsOpenAIGrammarTools??detected.supportsOpenAIGrammarTools,supportsMidConvoSystemMessages:model.compat.supportsMidConvoSystemMessages??detected.supportsMidConvoSystemMessages,supportsMidConvoToolAdditions:model.compat.supportsMidConvoToolAdditions??detected.supportsMidConvoToolAdditions,cacheControlFormat:model.compat.cacheControlFormat??detected.cacheControlFormat,sendSessionAffinityHeaders:model.compat.sendSessionAffinityHeaders??detected.sendSessionAffinityHeaders,sessionAffinityFormat:model.compat.sessionAffinityFormat??detected.sessionAffinityFormat,supportsLongCacheRetention:model.compat.supportsLongCacheRetention??detected.supportsLongCacheRetention,promptCacheKeyMode:model.compat.promptCacheKeyMode,vllmPriority:model.compat.vllmPriority}:detected}export{convertMessages,stream,streamSimple};