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#16

GPT-6.1 Sol

OpenAI Release: 2026-09-29 Tested on: 2026-09-30 22:53 openai/gpt-6.1-sol::low
~2T total (~150B active)MoEClosedEstimated
(max) (xhigh) (high) (medium) (low)

Summary

GPT-6.1 Sol scores 9.6 on AI BENCHY and ranks #16. It has 10.0 reliability, a 92.8% pass rate, $0.460 total cost, and 7.15s average response time.

What makes GPT-6.1 Sol unique: Its total benchmark cost is unusually low for its score range. It is notably fast compared with similar models.

Model facts

Researched on 2026-09-29

Estimated
Parameters
~2T total (~150B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. Vendor does not disclose parameter counts or architecture. Low-confidence catalog estimates carry forward the prior GPT-6 Sol family estimates; the announcement establishes identity and API availability, not these counts. OpenRouter requires reasoning and lists low, medium, high, xhigh, and max efforts.

Parameter source Availability source

Score

9.6

Consistency

9.6

Reliability

10.0

Total Cost (Current Price)

$0.460

Total Output Tokens

13,138

Total Input Tokens

163,900

Input Price

$2.000 / 1M

Output Price

$10.000 / 1M

Cache Read Price

$0.100 / 1M

Cache Write Price

$2.500 / 1M

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Tests Correct

Wrong Tests: 2

Attempt pass rate: 92.8%

Flaky tests

1

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

7.15s

Response Time (max): 46.57s

Response Time (total): 164.47s

Wrong answer: 2

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#16 GPT-6.1 Sol

low
Cost
$0.028
Time
44.6s
Tokens
2,881 tok

Price History

Historical pricing data for this model from OpenRouter.

Date Input Price Output Price Cache Read Price Cache Write Price
2026-10-01 18:33 $2.000 / 1M $10.000 / 1M $0.100 / 1M $2.500 / 1M

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

GPT-6.1 SollowvsGemini 3 Flash PreviewmediumGPT-6.1 SollowvsGemini 3.7 FlashmediumGPT-6.1 SollowvsGPT-6 AstralowGPT-6.1 SollowvsGPT-6 SolmediumGPT-6.1 SollowvsGPT-5.6 SollowGPT-6.1 SollowvsGPT-5.6 SolmediumGPT-6.1 SollowvsGPT-6.1 SolhighGPT-6.1 SollowvsGPT-6 AstramediumGPT-6.1 SollowvsGPT-6.1 SolmediumGPT-6.1 SollowvsGPT-5.6 Solhigh

Category Breakdown

Category Score Consistency Tests Correct
Agentic 10.0 10.0
Anti-AI Tricks 10.0 10.0
Coding 10.0 10.0
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 7.7 10.0
General Intelligence 10.0 10.0
Instructions following 10.0 10.0
Puzzle Solving 10.0 10.0
Tool Calling 10.0 10.0
Trivia 2.8 1.6

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