Standard Compute
Model comparison 2026

DeepSeek V4 Pro vs GPT-6 Astra

DeepSeek V4 Pro
DeepSeek · Frontier · Open weights
$0.57/1M · 1.0M ctx
GPT-6 Astra
OpenAI · Frontier · Proprietary
$22/1M · 1.1M ctx

Community vote

Pick a winner in each dimension. You can change your vote any time.

Output Quality
Correctness and depth of what it produces
Agentic Ability
Tool calls, instruction-following, and multi-step tasks
Speed
Tokens per second and time-to-first-token
Value for money
How much capability you get per dollar
Reliability
Consistent results: fewer refusals, loops and format breaks

Specs and pricing side by side

Spec
DeepSeek V4 Pro
GPT-6 Astra
Maker
DeepSeek
OpenAI
Blended price / 1M
$0.57
$22
Input / output
$0.44 in · $0.87 out / 1M tokens
$10 in · $50 out / 1M tokens
Context window
1.0M
1.1M
Open weights
Yes
No
Tool use
Yes
Yes
Reasoning
Yes
Yes
Output Quality
8.9
9.7
Agentic Ability
9.0
9.7
Speed
7.4
6.8
Value for money
9.4
6.9
Reliability
8.8
9.3

Pricing and capabilities synced from the OpenRouter catalogue. Scores are editorial (0–10).

Verdict: DeepSeek V4 Pro or GPT-6 Astra?

Updated 2026-10-13

Choose DeepSeek V4 Pro if you want cost-conscious agents that still want top-tier output. Choose GPT-6 Astra if you want the hardest coding and research tasks in OpenAI-based stacks, where cost is secondary.

In our editorial scoring, GPT-6 Astra leads in 3 of five dimensions (output quality, agentic ability and reliability), while DeepSeek V4 Pro leads in 2. On price, DeepSeek V4 Pro runs about $0.57 per 1M tokens (blended) and is open-weight; GPT-6 Astra is about $22 and proprietary.

Where DeepSeek V4 Pro falls short
  • Tool-use polish behind the top closed models
  • Hosted throughput varies by provider
Full DeepSeek V4 Pro breakdown →
Where GPT-6 Astra falls short
  • Five times GPT-6.1 Sol's price for a small measured gain
  • Slow: about 66 output tokens/s at max effort
Full GPT-6 Astra breakdown →

The agent matters as much as the model. Compare AI agents →

Every model on this page is included with Standard Compute

Standard Compute

Current frontier models Claude Opus 5.5 · Claude Sonnet 5.5

Your agents never stop.
Your bill never grows.

Frontier models when it counts. Efficient models when it doesn’t. The most intelligence per dollar. One flat bill.

Plans from $19/mo · cancel anytime · 7-day fair refund

7-day fair refund No credit card needed Billing by Stripe1,800+ agent users

Related comparisons