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Gemini 3.6 Flash
googlegoogle/gemini-3.6-flash
API guide
Chat completion
Standard OpenAI-compatible chat completion. Thinking is enabled upstream by default and its tokens are billed as output.
cURL
curl https://api.therouter.ai/v1/chat/completions \
-H "Authorization: Bearer $THEROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"google/gemini-3.6-flash","messages":[{"role":"user","content":"Summarise this repo diff"}]}'Function calling
Function calling and structured outputs are supported upstream and map onto the OpenAI tools schema unchanged.
cURL
curl https://api.therouter.ai/v1/chat/completions \
-H "Authorization: Bearer $THEROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "google/gemini-3.6-flash",
"messages": [{"role":"user","content":"What is the build status?"}],
"tools": [{"type":"function","function":{"name":"get_build_status","parameters":{"type":"object","properties":{"branch":{"type":"string"}},"required":["branch"]}}}]
}'Fact ledger β every claim on this page traces here
| source | URL | retrieved | |
|---|---|---|---|
| Release date | deepmind.google β | 2026-07-28 | verified |
| Knowledge cutoff | deepmind.google β | 2026-07-28 | verified |
| Input token limit | ai.google.dev β | 2026-07-28 | verified |
| Output token limit | ai.google.dev β | 2026-07-28 | verified |
| Native modalities (upstream) | ai.google.dev β | 2026-07-28 | verified |
| Supported capabilities | ai.google.dev β | 2026-07-28 | verified |
| Not supported upstream | ai.google.dev β | 2026-07-28 | verified |
| Vendor list price (Standard tier) | ai.google.dev β | 2026-07-28 | verified |
| Output token efficiency | deepmind.google β | 2026-07-28 | to verify |
| SWE-Bench Pro | deepmind.google β | 2026-07-28 | verified |
| Terminal-bench 2.1 | deepmind.google β | 2026-07-28 | verified |
| DeepSWE v1.1 | deepmind.google β | 2026-07-28 | verified |
| MLE-Bench | deepmind.google β | 2026-07-28 | verified |
| OSWorld-Verified | deepmind.google β | 2026-07-28 | verified |
| CharXiv (no tools) | deepmind.google β | 2026-07-28 | verified |
| GDM-MRCR v2 (128k) | deepmind.google β | 2026-07-28 | verified |
| GDM-MRCR v2 (1M) | deepmind.google β | 2026-07-28 | verified |
| GDPval-AA v2 | deepmind.google β | 2026-07-28 | verified |
| Google ships Gemini 3.6 Flash and 3.5 Flash-Lite | blog.google β | 2026-07-28 | verified |
| How does Gemini 3.6 Flash compare to Gemini 3.5 Flash? | deepmind.google β | 2026-07-28 | to verify |
| Can it generate images or audio? | ai.google.dev β | 2026-07-28 | to verify |
| Why is my completion_tokens count higher than the text I received? | ai.google.dev β | 2026-07-28 | to verify |