Gemini 3.6 Flash: Superseded in Three Weeks, Still Served

What Gemini 3.6 Flash is

Gemini 3.6 Flash was released on 21 July 2026 and superseded on 13 August, three weeks later, by Gemini 3.7 Flash. Google's own pricing page now describes it as their previous-generation Flash model, balancing speed and multimodal capabilities across general agentic and everyday tasks. It remains available with a 1 million token context window and a free tier. Three weeks is an unusually short life for a headline model, and Google were candid about why: they attributed 3.7's timing to developer feedback and algorithmic changes they wanted to ship rather than hold.

Pricing

When Google announced 3.7 Flash they described its introductory rate as half the original 3.6 Flash cost per million tokens. That was true at the time and is no longer the situation: Google's current pricing page lists 3.6 Flash at $0.75 per million input tokens and $3.75 output through 31 December 2026, which is the same rate as 3.7 and 3.8 Flash. In other words 3.6 was repriced down to match its successors rather than left at a premium for being older. From 1 January 2027 it moves to $1.50 and $7.50 along with the rest of the line. Context caching is $0.075 per million through 2026 and $0.15 after, storage is $0.50 per million tokens per hour, and the Batch API halves input to $0.375. There is a genuine free tier. Search grounding includes 5,000 free requests per month shared across all Gemini 3.x models, then $14 per 1,000 requests, and context storage rises to $1.00 per million tokens per hour from 1 January 2027. The model identifier is gemini-3.6-flash.

What it scores

On LMArena's text leaderboard Gemini 3.6 Flash has 1483 Elo (rank 23, high effort); by category, 1518 Elo in Coding (rank 42, high effort), 1503 Elo in Math (rank 14, high effort), 1500 Elo in Expert (rank 42, high effort) and 1471 Elo in Creative Writing (rank 17, high effort). Independently, GPQA Diamond records 94, mock AIME 94 and SimpleQA Verified 66.

Status

Gemini 3.6 Flash is still served, on the same price schedule as 3.7 and 3.8 Flash, with a free tier. Pricing for the line changes on 1 January 2027.

Launch details

Google announced Gemini 3.6 Flash on 21 July 2026 alongside Gemini 3.5 Flash-Lite and Gemini 3.5 Flash Cyber. At launch it was priced at $1.50 per million input tokens and $7.50 output, below Gemini 3.5 Flash. Google stated that it reduces output token usage by 17% compared with 3.5 Flash on the Artificial Analysis Index, and by up to 65% in some cases on DeepSWE. Google's comparison against 3.5 Flash: DeepSWE 49% against 37%, MLE Bench 63.9% against 49.7%, OSWorld-Verified 83.0% against 78.4% and GDPval-AA v2 1421 against 1349. It was made available through the Gemini API in Google AI Studio and Android Studio, Google Antigravity, the Gemini Enterprise Agent Platform and the Gemini app. Google describe its safeguards as enhanced against chemical, biological, radiological and nuclear misuse and cyber offense, and as substantially more resistant to jailbreaks.

Official Resources