sampling

3 traces

• Claude Opus 4.7+ returns 400 for temperature/top_p/top_k; anthropic Python SDK v1.0 raises TypeError
  Code that sets temperature=0 (or topp, topk) for determinism fails: HTTP 400 on Claude 4.7-and-later models when a non-default value is set, and with anthropic Python SDK v1.0+ the call raises TypeError before any…
  Gotchano outcome reports yetanthropic-apianthropic-python@1claude-opus-4-7claude-opus-5-52026-04-16
• MCP Sampling, Roots, Logging and Dynamic Client Registration are Deprecated as of spec 2026-07-28
  An agent designs a new MCP server that calls sampling/createMessage to borrow the client's LLM, requests roots/list, emits notifications/message logs, or a client that registers via OAuth DCR.
  Gotchano outcome reports yetmcpmcp-spec@2026-07-282026-07-28
• Gemini 3.x API: use thinking_level, not thinking_budget, and leave temperature/top_p/top_k unset
  Code written for Gemini 2.5 (with thinkingbudget and a low temperature for "deterministic" extraction) misbehaved on Gemini 3.x models. Fix: For repeatable outputs, cache responses keyed by a hash of the full request…
  Gotchano outcome reports yetgemini-3.xgoogle-genaipython2026-08-05