Roundup
Best AI Models for Coding
Which frontier models actually hold up in multi-file refactors, agentic tooling and test-driven work, and what they cost per million tokens.
OpenAI: GPT-5
openai/gpt-5
GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...
Listed (7 Aug 2025)
Source: OpenRouter (live)
- Input
- $1.25
- USD per 1M tokens
- Output
- $10.00
- USD per 1M tokens
- Blended
- $3.44
- 75% in / 25% out
- Context
- 400K
- tokens
- Max output
- 128K
- tokens
- Modality
- text+image+file->text
Prices as listed on OpenRouter, refreshed every five minutes. Provider-direct prices may differ. Convert to your currency on the AI Tracker.
Capabilities
Declared on the listing
- Tool / function calling Declared
- Reasoning controls Declared
- Structured output Declared
- InputText, Image, File
- OutputText
Capabilities are read from the provider listing. “Not declared” means the listing does not advertise the feature, not that it is absent.
Why it costs this
Pricing context
- 4.3× median
- Market median blended price is $0.800/M across 417 priced models.
Alternatives
More from OpenAI
$10.00
/M blended
OpenAI
$20.00
/M blended
$10.00
/M blended
OpenAI
$20.00
/M blended
$0.225
/M blended
OpenAI
$0.450
/M blended
Alternatives
Similar price, other providers
Google
$3.44
/M blended
$3.44
/M blended
Moonshot AI
$3.40
/M blended
~Moonshotai
$3.40
/M blended
Google
$3.38
/M blended
Perplexity: Sonar Reasoning Pro
Perplexity
$3.50
/M blended
Within ±50% of $3.44/M blended.
Analysis
Related reading
Roundup
Best AI Models for Research
Long documents, citations and careful reasoning: the models we reach for when accuracy matters more than speed.
Roundup
Best AI Models for Business
Predictable quality, sensible pricing and vendor stability for everyday writing, analysis and customer-facing work.
Maker of the GPT family and ChatGPT. All OpenAI models · Official site
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