GPT-6 Astra
openai/gpt-6-astra
most capable OpenAI model for demanding reasoning & agents.
cmd --model gpt-6-astra
Intelligence index
not yet scored
Output speed
not yet scored
Input
$10 /M
Output
$50 /M
Cache read
$1 /M
Agent-loop cost
$3.70 /M in
Context window
1.05M tokens
Released
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Modalities
→
vs. the lineup
GPT-6 Astra beside its stablemates and nearest rivals. The ◆ marks the best value in each column across every row shown.
pin a rival:
| Model | Intelligence | Coding | Speed | Input $/M | Output $/M | Blended $/M | Context |
|---|---|---|---|---|---|---|---|
| GPT-5.6 Sol | 60.9◆ | 77.4◆ | 69.6◆ | $5◆ | $30◆ | $11.25◆ | 1.05M◆ |
| GPT-5.6 Terra | 56.6◆ | 76.7◆ | 112.8◆ | $2◆ | $12◆ | $4.50◆ | 1.05M◆ |
| GPT-5.5 | 56.3◆ | 74.9◆ | —◆ | $5◆ | $30◆ | $11.25◆ | 400K◆ |
| GPT-5.4 | 53.1◆ | 71.1◆ | —◆ | $2.50◆ | $15◆ | $5.63◆ | 400K◆ |
| GPT-5.6 Luna | 52.3◆ | 71.4◆ | 124.1◆ | $0.20◆ | $1.20◆ | $0.45◆ | 1.05M◆ |
| GPT-6 Astra ◆ | —◆ | —◆ | —◆ | $10◆ | $50◆ | $20◆ | 1.05M◆ |
| DeepSeek V4 Pro (latest)pinned | 53.2◆ | 68.8◆ | 61◆ | $0.66◆ | $1.98◆ | $0.99◆ | 1M◆ |
| DeepSeek V4 Flash (latest)pinned | 52◆ | 69.1◆ | 129◆ | $0.22◆ | $0.66◆ | $0.33◆ | 1M◆ |
price bands
GPT-6 Astra is not billed at one flat rate — the price changes with how much context a request carries. The header quotes the standard band; here is every band.
| Band | Context | Input $/M | Output $/M | Cache read $/M |
|---|---|---|---|---|
| Standard | ≤ 272K | $10.00 | $50.00 | $1.00 |
| Long context | > 272K | $20.00 | $75.00 | $2.00 |
usage calculator
How far a month of credits goes on GPT-6 Astra.
GPT-6 Astra runs on Max and up — from $100/mo.
Input tokensfresh prompt
800Output tokensmodel reply
180Cache read tokensre-read context
50Kcost / request $0.067 · in $10 · out $50 · cache $1 per M
fresh input 12%output 13%cache reads 75%
Requests / 30 days
1.5K
$100 credits ÷ $0.067 per request
~299 quick fixes~60 bug fixes~10 feature PRs
what real work costs
Real coding tasks priced end to end on GPT-6 Astra, from a quick lookup to a full-repo agent run.
One agent task
$1.18
180K in at 75% cache hit, 12K out
What you pay
$6.17 /M
all-in across every token that task touched
Sticker input
$10 /M
cache reads bill at $1 /M instead
| Task | Tokens in · out | GPT-6 Astra | Claude Opus 5 | Claude Haiku 4.5 |
|---|---|---|---|---|
| Quick lookup / one-liner | 8K · 1K | $0.07 | $0.03 | $0.0065 |
| Review a 500-line PR | 60K · 4K | $0.42 | $0.21 | $0.04 |
| Fix a bug (agent loop) | 180K · 12K | $1.18 | $0.59 | $0.12 |
| Refactor a module | 320K · 20K | $2.13 | $1.06 | $0.21 |
| Full-repo agent run | 900K · 45K | $4.93 | $2.47 | $0.49 |
frequently asked
How much does GPT-6 Astra cost?
$10/M input and $50/M output, cache reads $1/M. In an agent loop most input is cache-read, so the effective input rate is about $3.70/M.Which plan do I need?
Available on Max and above.
How do I switch to it?
Run
cmd --model gpt-6-astra, or type /model in a session and pick it. You can switch mid-session without losing context.Ship code that matches your taste
Command Code is the AI coding agent that continuously learns your taste. Start for $1.
Benchmarks from Artificial Analysis (v4.1)commandcode.ai/models/gpt-6-astra