fix(xai, deepseek, groq, mistral): send null content for tool-only assistant messages#14758
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blackwell-systems wants to merge 1 commit intovercel:mainfrom
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fix(xai, deepseek, groq, mistral): send null content for tool-only assistant messages#14758blackwell-systems wants to merge 1 commit intovercel:mainfrom
blackwell-systems wants to merge 1 commit intovercel:mainfrom
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…sistant messages When an assistant message contains only tool-call parts (no text), the converter emits content: "" which providers backed by AWS Bedrock reject with ValidationException: text content blocks must be non-empty. This applies the same fix from vercel#13744 (openai, openai-compatible) to the four remaining providers: change content: text to content: text || null. - Update converters in all four packages - Update type definitions (xai, mistral) to accept string | null - Update test expectations to expect null instead of "" - Add patch changeset for all four packages Fixes vercel#14612
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Summary
Follow-up to #13744. Applies the same
content: text || nullfix to the four remaining providers that were missed.When an assistant message contains only tool-call parts (no text), the converter emits
content: "". Providers backed by AWS Bedrock reject this withValidationException: messages: text content blocks must be non-empty.Changes
packages/xai/src/convert-to-xai-chat-messages.ts:content: text→content: text || nullpackages/deepseek/src/chat/convert-to-deepseek-chat-messages.ts: samepackages/groq/src/convert-to-groq-chat-messages.ts: samepackages/mistral/src/convert-to-mistral-chat-messages.ts: sameXaiAssistantMessageandMistralAssistantMessagetypes to acceptstring | null(DeepSeek and Groq types already did)nullinstead of""Checklist
Fixes #14612