Migrating from gpt-6-sol to gpt-6.1-sol

What changes when you move from gpt-6-sol to gpt-6.1-sol: input price 0%, output price 0%.

From: gpt-6-sol
Status: Active
Shutdown: none announced
Time left: —

To: gpt-6.1-sol
Status: Active
Shutdown: none announced
Time left: —

Prices

USD per 1M tokens, standard tier

Type	gpt-6-sol	gpt-6.1-sol	Change
Input	$2.00first seen October 1, 2026 · source	$2.00first seen October 1, 2026 · source	0%
Cached input	$0.20first seen October 1, 2026 · source	$0.10first seen October 1, 2026 · source	−50%
Output	$10.00first seen October 1, 2026 · source	$10.00first seen October 1, 2026 · source	0%

At 1M input and 250K output tokens a month: $4.50 on gpt-6-sol, $4.50 on gpt-6.1-sol (0%).

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

Limits

Tokens

Limit	gpt-6-sol	gpt-6.1-sol	Change
Context window	1,050,000 tokensin place when tracking began (October 7, 2026) · source	1,050,000 tokensin place when tracking began (October 7, 2026) · source	0%
Max output tokens	128,000 tokensin place when tracking began (October 7, 2026) · source	128,000 tokensin place when tracking began (October 7, 2026) · source	0%

Benchmarks

Same benchmark, source and setting on both sides

Benchmark	gpt-6-sol	gpt-6.1-sol	Change
Arena TextArena, max effort. Ranges don't overlap.	1458 ±6	1484 ±8	+26
Arena Text: CodingArena, max effort.	1518 ±12	1538 ±18	+20 within range
Arena WebDevArena, max effort. Ranges don't overlap.	1686 ±11	1760 ±14	+74
Arena VisionArena, max effort.	1270 ±12	1294 ±14	+24 within range
Arena SearchArena, max effort. Ranges don't overlap.	1228 ±7	1250 ±9	+22
Arena AgentArena, max effort.	0.112 ±0.023	0.148 ±0.020	+0.036 within range
FrontierMath Tier 4Epoch AI, max effort.	90.0%	100.0%	+10.0 pts
FrontierMath Tiers 1-3Epoch AI, max effort.	89.8%	93.7%	+3.9 pts
GPQA DiamondEpoch AI, max effort.	94.3%	95.4%	+1.1 pts
OTIS Mock AIME 2024-2025Epoch AI, max effort.	100.0%	100.0%	0 pts
SimpleQA VerifiedEpoch AI, max effort.	60.7%	73.9%	+13.2 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.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source
Function calling: supported on both.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source
Prompt caching: supported on both.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source
Batch API: supported on both.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source
Image input: supported on both.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source
Reasoning / thinking: supported on both.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source
Fine-tuning: not supported on both.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source
Built-in web search: supported on both.gpt-6-sol: in place when tracking began (October 7, 2026) · source · gpt-6.1-sol: in place when tracking began (October 7, 2026) · source

Not published for gpt-6-sol: PDF input, temperature parameter, top_p parameter, logprobs.

Not published for gpt-6.1-sol: PDF input, temperature parameter, top_p parameter, logprobs.

Free tier

gpt-6-sol: Free for shared data, 1M tokens a day for Launch and Grow (250K for Build), in place when tracking began (October 12, 2026) (source)

gpt-6.1-sol: Free for shared data, 1M tokens a day for Launch and Grow (250K for Build), in place when tracking began (October 12, 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
gpt-6.1-sol	Amazon Bedrock	openai.gpt-6.1-sol	none announcedListed · Follows OpenAI's dates

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 gpt-6-sol to gpt-6.1-sol.

Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: gpt-6-sol, gpt-6.1-sol.