Decision support
GPT Realtime Whisper vs Grok TTS
Compare canonical objects directly. The useful dimensions change with the object type, so model and hardware comparisons stay separate.
Benchmark results
No benchmark results have been matched to these models yet.
Model specifications
Release date
May 7, 2026
March 16, 2026
Context window
16K
15K
Native context
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—
Max output tokens
2,000
15,000
Knowledge cutoff
—
—
Open weights
Closed
Closed
Parameter count
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—
API pricing · USD per 1M tokens
Input
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—
Output
—
—
Cached input
—
—
Cache write
—
—
Capabilities and modalities
Input modalities
audio
text
Output modalities
text
audio
Tool calling
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—
Reasoning option
—
—
Supported options
temperature
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Capabilities
—
—
Architecture and availability
Architecture
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—
Model families
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Tokenizer
—
—
Instruction format
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—
License
—
—
Providers
0
0
Provider endpoints
0
0
Ollama variants
0
0
Metadata source
models.dev
ai-research
A dash means the field is not reported. Provider-specific performance and pricing may differ.