Migrating from gemini-3.7-flash to gemini-3.8-flash

What changes when you move from gemini-3.7-flash to gemini-3.8-flash: input price 0%, output price 0%.

From: gemini-3.7-flash
Status: Active
Shutdown: none announced
Time left: —

To: gemini-3.8-flash
Status: Active
Shutdown: none announced
Time left: —

Prices

USD per 1M tokens, standard tier

Type	gemini-3.7-flash	gemini-3.8-flash	Change
Input	$0.75first seen October 1, 2026 · source	$0.75first seen October 1, 2026 · source	0%
Cached input	$0.075first seen October 1, 2026 · source	$0.075first seen October 1, 2026 · source	0%
Output	$3.75first seen October 1, 2026 · source	$3.75first seen October 1, 2026 · source	0%

At 1M input and 250K output tokens a month: $1.6875 on gemini-3.7-flash, $1.6875 on gemini-3.8-flash (0%).

Other tiers, prompt-size bands and modalities are on each model's page.

Limits

Tokens

Limit	gemini-3.7-flash	gemini-3.8-flash	Change
Context window	1,048,576 tokensin place when tracking began (October 6, 2026) · source	1,048,576 tokensin place when tracking began (October 6, 2026) · source	0%
Max output tokens	65,536 tokensin place when tracking began (October 6, 2026) · source	65,536 tokensin place when tracking began (October 6, 2026) · source	0%

Benchmarks

Same benchmark, source and setting on both sides

Benchmark	gemini-3.7-flash	gemini-3.8-flash	Change
Arena TextArena, high effort.	1487 ±5	1496 ±5	+9 within range
Arena Text: CodingArena, high effort.	1516 ±8	1527 ±7	+11 within range
Arena WebDevArena, high effort.	1590 ±7	1585 ±8	−5 within range
Arena VisionArena, high effort.	1297 ±10	1289 ±11	−8 within range
Arena AgentArena, high effort. Ranges don't overlap.	-0.004 ±0.009	0.040 ±0.011	+0.044
FrontierMath Tier 4Epoch AI, high effort.	36.6%	22.0%	−14.6 pts
FrontierMath Tiers 1-3Epoch AI, high effort.	71.6%	68.4%	−3.2 pts
GPQA DiamondEpoch AI, high effort.	94.8%	95.4%	+0.6 pts
OTIS Mock AIME 2024-2025Epoch AI, high effort.	97.2%	98.9%	+1.7 pts
SimpleQA VerifiedEpoch AI, high effort.	69.2%	69.7%	+0.5 pts

A score from one source is never compared with another source's, and company-reported scores are compared only within the same company; settings named where they differ. Data: Arena (arena.ai), CC BY 4.0; Epoch AI, Capabilities & benchmarking (epoch.ai/benchmarks), CC BY.

Features and parameters

Compare models

Same on both

Structured outputs: supported on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source
Function calling: supported on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source
Prompt caching: supported on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source
Batch API: supported on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source
Image input: supported on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source
PDF input: supported on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source
Reasoning / thinking: supported (minimal is not supported and returns an error) on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source
Built-in web search: supported on both.gemini-3.7-flash: in place when tracking began (October 6, 2026) · source · gemini-3.8-flash: in place when tracking began (October 6, 2026) · source

Not published for gemini-3.7-flash: Fine-tuning, temperature parameter, top_p parameter, logprobs.

Not published for gemini-3.8-flash: Fine-tuning, temperature parameter, top_p parameter, logprobs.

Free tier

gemini-3.7-flash: Free tier, in place when tracking began (October 7, 2026) (source)

gemini-3.8-flash: Free tier, in place when tracking began (October 7, 2026) (source) · All free models

Aliases

All aliases

No aliases point at either model.

On cloud platforms

All platform dates

Model	Platform	Platform ID	Shutdown	Time left
gemini-3.7-flash	Google Cloud Vertex AI	gemini-3.7-flash	Jan 28, 2027Active	105 days
gemini-3.8-flash	Google Cloud Vertex AI	gemini-3.8-flash	not before Sep 2, 2027Active

Read daily from each platform's own pages. The status above uses each company's own date. Time left counts to 00:00 UTC on the shutdown date, which is the evening before in ET.

Checklist

Change the model string from gemini-3.7-flash to gemini-3.8-flash.

Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: gemini-3.7-flash, gemini-3.8-flash.