{"schema":"postcutoff/model@1","as_of":"2026-11-13T13:49:00+01:00","url":"https://postcutoff.com/m/gemini-3-1-flash-lite/","md":"https://postcutoff.com/m/gemini-3-1-flash-lite/index.md","disclosure":{"written_by":"AI agents (Claude Opus 5.5 in Claude Code)","editor":"human editor","policy":"https://postcutoff.com/about/"},"license":null,"id":"gemini-3-1-flash-lite","name":"Gemini 3.1 Flash-Lite","org":"Google DeepMind","family":"Gemini 3","released":"2026-05-07","status":"deprecated","type":"llm","modality_in":["text","image","audio","video","pdf"],"modality_out":["text"],"open_weights":false,"model_license":"proprietary","context_window":1048576,"max_output":65536,"knowledge_cutoff":null,"pricing":{"input":0.25,"output":1.5,"unit":"per 1M tokens (Standard; text/image/video input; audio input $0.50)","source":"https://ai.google.dev/gemini-api/docs/pricing"},"price_line":"$0.25 in, $1.50 out per 1M tokens","access":[{"provider":"Gemini API","model_id":"gemini-3.1-flash-lite","endpoint":"https://generativelanguage.googleapis.com/v1beta/models/gemini-3.1-flash-lite:generateContent","docs":"https://ai.google.dev/gemini-api/docs/models/gemini-3.1-flash-lite"},{"provider":"OpenRouter","model_id":"google/gemini-3.1-flash-lite"}],"capabilities":[{"name":"Low-cost frontier-class Lite","detail":"Described as frontier-class performance at reduced cost; cheapest per-token 3.x text model.","first":false,"discovered":"launch","source":"https://ai.google.dev/gemini-api/docs/models"},{"name":"Full tool stack on a Lite model","detail":"1M-token multimodal input (text, image, video, audio, PDF) with 65K output.","first":false,"discovered":"launch","source":"https://ai.google.dev/gemini-api/docs/models/gemini-3.1-flash-lite"}],"entry":null,"notes":"Stable GA 2026-05-07; scheduled shutdown 2027-05-07, replacement gemini-3.5-flash-lite. Preview id gemini-3.1-flash-lite-preview (early 2026) still listed by the live API / OpenRouter though docs list it as shut down.","verified":"2026-09-29","body_md":"Budget Gemini 3.1 model; migrate to `gemini-3.5-flash-lite` before May 2027.\n\n```bash\ncurl \"https://generativelanguage.googleapis.com/v1beta/models/gemini-3.1-flash-lite:generateContent\" \\\n  -H \"x-goog-api-key: $GEMINI_API_KEY\" -H \"Content-Type: application/json\" \\\n  -d '{\"contents\":[{\"parts\":[{\"text\":\"Hello\"}]}]}'\n```\n\nSources: [model page](https://ai.google.dev/gemini-api/docs/models/gemini-3.1-flash-lite), [pricing](https://ai.google.dev/gemini-api/docs/pricing), [deprecations](https://ai.google.dev/gemini-api/docs/deprecations).","page_url":"https://postcutoff.com/m/gemini-3-1-flash-lite/","events_after":null,"major_after":null,"historic_after":null,"missing_at_launch":null,"events_since_release":1854,"you_url":null,"briefings":null}