OpenAI

OpenAI: GPT-5.6 Sol

openai/gpt-5.6-sol-20260709

GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series. It is suited for complex reasoning, coding, and agentic workflows, and is particularly strong at command-line and multi-step coding tasks...

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Data source

OpenAI: GPT-5.6 Sol usage over time

OpenRouter share of tokens, by day.

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Tidelines — LLM usage and market share

OpenAI: GPT-5.6 Sol holds 2.07% today, up from 0.65% at the start of the visible window.

Data: OpenRouter as of 2026-09-01 · Source: tidelines.ai/models/openai-gpt-5-6-sol-20260709

Rank history

Tidelines — LLM usage and market share
Data: OpenRouter as of 2026-09-01 · Source: tidelines.ai/models/openai-gpt-5-6-sol-20260709

Adoption curve vs the pantheon

OpenAI: GPT-5.6 Sol's share plotted against days since first tracked, overlaid on other current leaders on the same axis. The question every new-model page asks: is this one going to make it?

Tidelines — LLM usage and market share
Data: OpenRouter as of 2026-09-01 · Source: tidelines.ai/models/openai-gpt-5-6-sol-20260709

Citable stat

As of 2026-09-01, OpenAI: GPT-5.6 Sol holds 2.1% of OpenRouter token share, up 1.42pp over 30 days. Source: Tidelines (OpenRouter).

Cost per session

Median dollars spent on one OpenAI: GPT-5.6 Sol session, by coding agent and session length.

Tidelines — LLM usage and market share

Token rate sets the price; session length and reasoning set the bill.

Agent1 turn2–9 turns10–49 turns50+ turns
Kilo Code$0.447$1.45
Hermes Agent$0.073$0.203$0.981$6.74
Codex$0.067$0.164$0.821$5.37
Claude Code$0.081$0.184$0.769$5.48

Compare every model's session cost →

Data: OpenRouter session-cost dataset as of 2026-08-30 · Source: tidelines.ai/models/openai-gpt-5-6-sol-20260709

Where to run it

OpenAI: GPT-5.6 Sol pricing by provider

Tidelines — LLM usage and market share

Per-provider pricing, context, and uptime via OpenRouter. Sorted by output price.

OpenAI: GPT-5.6 Sol is served by 6 tracked endpoints on OpenRouter. The cheapest output price is $5.00 per million tokens from OpenAI · 1050k, and the most expensive is $33.00 from Azure · 1050k. The largest context window offered is 1050k tokens. Prices are list rates and refresh daily.

ProviderInput $/MOutput $/MContextUptime
OpenAI · 1050k$1.00$5.001050k100.00%
OpenAI · 1050k$2.00$10.001050k99.63%
OpenAI · 1050k$4.00$20.001050k100.00%
Amazon Bedrock$4.40$22.001050k
Azure · 1050k$5.00$30.001050k99.90%
Azure · 1050k$5.50$33.001050k100.00%