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Compare models

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

  1. Nova-3DeepgramRemove
  2. GPT-6 Sol ProOpenAIRemove
  3. S2 ProFish AudioRemove
  4. Gemini 3.5 TranscribeGoogleRemove

4 is the maximum. Remove one to add another.

nova-3 vs gpt-6-sol-pro vs s2-pro vs gemini-3.5-transcribe
AttributeNova-3nova-3GPT-6 Sol Progpt-6-sol-proS2 Pros2-proGemini 3.5 Transcribegemini-3.5-transcribe
Pricing
Input$0 / 1M$2.00 / 1M$0 / 1M$0 / 1M
Output$0 / 1M$10.00 / 1M$0 / 1M$0 / 1M
Cache Write (5m)Not applicable$2.00 / 1MNot applicableNot applicable
Cache Write (1h)Not applicable$2.00 / 1MNot applicableNot applicable
Cache ReadNot applicable$2.00 / 1MNot applicableNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/A1.1MN/A98.3K
Max outputN/AN/AN/AN/A
Capabilities
VisionNoYesNoYes
Function CallingNoYesNoYes
JSON ModeNoYesNoNo
StreamingNoYesNoNo
Catalogue
ProviderDeepgramOpenAIFish AudioGoogle
Categoryvoicechatvoicevoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-07-15—2026-07-292026-09-25
Description
SummaryDeepgram Nova-3 speech-to-text. Billed per second of audio.GPT-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.Fish Audio S2 Pro text-to-speech. Billed per UTF-8 byte of input text.Google Gemini 3.5 Transcribe speech-to-text. Billed per input and output token.