feat(server): adapt gpt5 (#13478)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- New Features
- Added GPT-5 family and made GPT-5/-mini the new defaults for Copilot
scenarios and prompts.

- Bug Fixes
- Improved streaming chunk formats and reasoning/text semantics,
consistent attachment mediaType handling, and more reliable reranking
via log-prob handling.

- Refactor
- Unified maxOutputTokens usage; removed per-call step caps and migrated
several tools to a unified inputSchema shape.

- Chores
- Upgraded AI SDK dependencies and bumped an internal dependency
version.

- Tests
- Updated mocks and tests to reference GPT-5 variants and new stream
formats.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
This commit is contained in:
DarkSky
2025-08-13 10:32:15 +08:00
committed by GitHub
parent fda7e9008d
commit 072557eba1
29 changed files with 410 additions and 374 deletions
+2 -2
View File
@@ -669,7 +669,7 @@
},
"scenarios": {
"type": "object",
"description": "Use custom models in scenarios and override default settings.\n@default {\"override_enabled\":false,\"scenarios\":{\"audio_transcribing\":\"gemini-2.5-flash\",\"chat\":\"claude-sonnet-4@20250514\",\"embedding\":\"gemini-embedding-001\",\"image\":\"gpt-image-1\",\"rerank\":\"gpt-4.1\",\"coding\":\"claude-sonnet-4@20250514\",\"complex_text_generation\":\"gpt-4o-2024-08-06\",\"quick_decision_making\":\"gpt-4.1-mini\",\"quick_text_generation\":\"gemini-2.5-flash\",\"polish_and_summarize\":\"gemini-2.5-flash\"}}",
"description": "Use custom models in scenarios and override default settings.\n@default {\"override_enabled\":false,\"scenarios\":{\"audio_transcribing\":\"gemini-2.5-flash\",\"chat\":\"claude-sonnet-4@20250514\",\"embedding\":\"gemini-embedding-001\",\"image\":\"gpt-image-1\",\"rerank\":\"gpt-4.1\",\"coding\":\"claude-sonnet-4@20250514\",\"complex_text_generation\":\"gpt-4o-2024-08-06\",\"quick_decision_making\":\"gpt-5-mini\",\"quick_text_generation\":\"gemini-2.5-flash\",\"polish_and_summarize\":\"gemini-2.5-flash\"}}",
"default": {
"override_enabled": false,
"scenarios": {
@@ -680,7 +680,7 @@
"rerank": "gpt-4.1",
"coding": "claude-sonnet-4@20250514",
"complex_text_generation": "gpt-4o-2024-08-06",
"quick_decision_making": "gpt-4.1-mini",
"quick_decision_making": "gpt-5-mini",
"quick_text_generation": "gemini-2.5-flash",
"polish_and_summarize": "gemini-2.5-flash"
}