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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial
One change · api

fallback-credit changedbuild-with-claude/fallback-credit

Nearest release: v2.1.307, published 2 hours after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Recorded here
Lines+1added
Lines−1removed
From line 548 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits14to this page, all time

The whole hunk

from line 548, old and new numbered
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from line 548
548548 | Rule | Fields |
549549 | ----------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
550550 | Must match exactly | `system`, `messages`, `tools`, `tool_choice`, `thinking`, and `cache_control`, plus `output_config`, `mcp_servers`, `context_management`, and `container` when you use them |
551 | May change on the retry | `model`, `max_tokens`, `stop_sequences`, `temperature`, `top_p`, `top_k`, `stream`, `metadata`, and `service_tier` |
551 | May change on the retry | `model`, `max_tokens`, `stop_sequences`, `stream`, `metadata`, and `service_tier` |
552552 
553553 The continuation shape (`fallback_has_prefill_claim: true`) is the one exception to the `messages` match: it adds exactly one assistant message at the end of `messages`.
554554 
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