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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. GPT-6 AstraOpenAIRemove
  2. Aura-2DeepgramRemove
  3. MAI-Transcribe 2MicrosoftRemove
  4. Perceptron Mk1.5PerceptronRemove

4 is the maximum. Remove one to add another.

gpt-6-astra vs aura-2 vs mai-transcribe-2 vs perceptron-mk1.5
AttributeGPT-6 Astragpt-6-astraAura-2aura-2MAI-Transcribe 2mai-transcribe-2Perceptron Mk1.5perceptron-mk1.5
Pricing
Input$10.00 / 1M$0 / 1M$0 / 1M$0.15 / 1M
Output$50.00 / 1M$0 / 1M$0 / 1M$1.50 / 1M
Cache Write (5m)$10.00 / 1MNot applicableNot applicable$0.15 / 1M
Cache Write (1h)$10.00 / 1MNot applicableNot applicable$0.15 / 1M
Cache Read$10.00 / 1MNot applicableNot applicable$0.15 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context1MN/AN/A36.9K
Max outputN/AN/AN/AN/A
Capabilities
VisionYesNoNoNo
Function CallingYesNoNoNo
JSON ModeYesNoNoNo
StreamingYesNoNoYes
Catalogue
ProviderOpenAIDeepgramMicrosoftPerceptron
Categorychatvoicevoicechat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released—2026-07-162026-09-032026-09-25
Description
SummaryGPT-6 Astra is OpenAI's flagship model for demanding end-to-end professional work, designed for advanced analysis, software engineering, deep research, scientific tasks, and document creation. It is particularly strong in long-horizon agentic workflows, including tasks that require sustained reasoning, tool orchestration, and computer and browser use, making it well suited for complex autonomous workflows and production-grade knowledge work.Deepgram Aura-2 text-to-speech for real-time voice applications. Billed per input character.Microsoft MAI-Transcribe-2 speech-to-text. Billed per second of audio.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.