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Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. GPT-6 Sol ProOpenAIRemove
  2. GPT-6 SolOpenAIRemove
  3. S1Fish AudioRemove
  4. Qwen3 ASR 0.6BQwenRemove

4 is the maximum. Remove one to add another.

gpt-6-sol-pro vs gpt-6-sol vs s1 vs qwen3-asr-0.6b
AttributeGPT-6 Sol Progpt-6-sol-proGPT-6 Solgpt-6-solS1s1Qwen3 ASR 0.6Bqwen3-asr-0.6b
Pricing
Input$2.00 / 1M$2.00 / 1M$0 / 1M$0 / 1M
Output$10.00 / 1M$10.00 / 1M$0 / 1M$0 / 1M
Cache Write (5m)$2.00 / 1M$2.00 / 1MNot applicableNot applicable
Cache Write (1h)$2.00 / 1M$2.00 / 1MNot applicableNot applicable
Cache Read$2.00 / 1M$2.00 / 1MNot applicableNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context1.1M1.1MN/AN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionYesYesNoNo
Function CallingYesYesNoNo
JSON ModeYesYesNoNo
StreamingYesYesNoNo
Catalogue
ProviderOpenAIOpenAIFish AudioQwen
Categorychatchatvoicevoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released——2026-07-292026-08-13
Description
SummaryGPT-6 Sol Pro uses the same underlying model as GPT-6 Sol, but runs with reasoning.mode set to pro for higher-quality responses on complex and demanding tasks. Optimized for deeper reasoning, greater accuracy, and more reliable multi-step execution, it is particularly well suited for agentic coding, long-horizon software engineering, professional analysis, and complex automated workflows where solution quality takes priority over latency and cost.GPT-6 Sol is OpenAI's cost-efficient high-end model in the GPT-6 series, positioned between the flagship GPT-6 Astra and the fast GPT-6 Luna tier. It is designed for professional knowledge work, agentic coding, business workflow automation, and computer-use tasks, with particular strength in long-horizon software engineering across real-world codebases. GPT-6 Sol approaches Astra-level factual reliability at a significantly lower cost, while sharing its clear and concise communication style. This balance of capability, reliability, and efficiency makes it well suited for production agents, complex engineering workflows, and scalable professional applicationsFish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.Qwen3-ASR 0.6B speech-to-text. Billed per second of audio.