GPT-6.1 Sol Pro
As of Oct 4, 2026, the cheapest GPT-6.1 Sol Pro API price is $2 per 1M input tokens (Kilo Gateway) and $10 per 1M output tokens (Kilo Gateway). GPT-6.1 Sol Pro is offered by 3 providers in the gpt family, reasoning enabled.
API pricing by provider
Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge. How prices are ranked.
| Kilo Gateway | Cheapest$2 | Cheapest$10 | $0.1 | $2.5 | 1.1M |
| NanoGPT | $2 | $10 | $0.1 | $2.5 | 1.1M |
| OpenRouter | †$2 | $10 | $0.1 | $2.5 | 1.1M |
GPT-6.1 Sol Pro pricing FAQ
What is the cheapest GPT-6.1 Sol Pro API?
As of Oct 4, 2026, Kilo Gateway has the lowest GPT-6.1 Sol Pro output price at $10 per 1M tokens, and Kilo Gateway has the lowest input price at $2 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.
How many providers offer GPT-6.1 Sol Pro?
3 providers list GPT-6.1 Sol Pro on Sovyron; 3 of them sell it at a metered per-token price.
Is GPT-6.1 Sol Pro free?
No provider in the Sovyron catalog lists a free tier for GPT-6.1 Sol Pro.
What is the context window of GPT-6.1 Sol Pro?
GPT-6.1 Sol Pro supports a 1.1M-token context window and up to 128k output tokens.
Token cost calculator
What a month costs at one provider's published rates. Enter the tokens you expect to send and receive; cached tokens use the cached-input price where the provider lists one, and count as ordinary input where it does not.
Estimated
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