Together AI
OpenAI chat/completions · serves google/gemma-4-31B-it as gemma-4-31b ·
probed live 2026-07-27 · back to the matrix
Billing
✓
Reported usage consistent with bytes on the wire.
Caching
Sometimes
Reused already-seen context on 2/3 cold→warm trials — a cache exists but a hit is not dependable. Speed numbers →
Faithfulness
26/29
Agreement with the reference provider over the 29-cell deterministic battery
(temperature 0, thinking disabled). 0–10 score arrives with the locked rubric.
Flags
-
red harness
Four providers drop replayed reasoning: the model never sees its own prior thinking
The gemma-4 chat template renders reasoning replayed on model turns, and the model card mandates preserving thinking across tool-call turns — the reference provider reproduces this live. These four providers delete it... -
yellow harness
Tool results replayed out of order are mis-paired on most providers
The chat dialect's contract is that a tool message is matched to its call by tool_call_id, in any order. After two parallel calls, replaying the results reversed swaps the data between them on these providers — the...
Every flag links to its finding — evidence, repro, and disclosure records live there; the deepest findings have full writeup pages.