TokenCalc AI
Head-to-Head Architectural Faceoff (2026 Live)

GPT-6.1 Sol vs DeepSeek V4 Pro

Compare GPT-6.1 Sol vs DeepSeek V4 Pro API pricing, token costs, context windows, and latency. See which model is cheaper and better for your stack.

AI Overview & Search Executive Summary

GPT-6.1 Sol charges $2.00/1M input and $10.00/1M output tokens, compared to DeepSeek V4 Pro at $0.66/1M input and $1.98/1M output. DeepSeek V4 Pro is 3.0x cheaper on input tokens. In reasoning benchmarks, GPT-6.1 Sol holds the higher AA Intelligence Index rating (55/100). For latency-critical streaming, GPT-6.1 Sol delivers 55 t/s (138.0s TTFT) while DeepSeek V4 Pro provides 80 t/s (59.0s TTFT).

Overall Winner
GPT-6.1 Sol
Best Price/IQ Balance
Budget Winner
DeepSeek V4 Pro
DeepSeek V4 Pro is 3.0x cheaper on input tokens
Coding & Logic
GPT-6.1 Sol
Higher Benchmark Rating
Context Window
GPT-6.1 Sol
Larger Document Context

Full Metric & Specification Comparison

MetricGPT-6.1 SolDeepSeek V4 ProAdvantage
ProviderOpenAIDeepSeek-
Input Token Cost (1M)$2.000$0.660DeepSeek V4 Pro
Output Token Cost (1M)$10.000$1.980DeepSeek V4 Pro
Context Window1,050k tokens1,000k tokensGPT-6.1 Sol
AA Intelligence Index55/10023/100GPT-6.1 Sol
Streaming LatencyModerateModerate-

Key Architectural Takeaways

  • Input Token Cost: GPT-6.1 Sol is $2.00/1M vs DeepSeek V4 Pro at $0.66/1M
  • Output Token Cost: GPT-6.1 Sol is $10.00/1M vs DeepSeek V4 Pro at $1.98/1M
  • Context Window: GPT-6.1 Sol supports 1,050k tokens vs DeepSeek V4 Pro with 1,000k tokens
  • Benchmark Intelligence Rating: GPT-6.1 Sol scores 55/100 vs DeepSeek V4 Pro at 23/100 (AA Index v5)
  • Inference Latency: GPT-6.1 Sol is rated Moderate vs DeepSeek V4 Pro rated Moderate
Interactive Head-to-Head Simulator

Calculate Your Team's Exact Bill Difference

Drag the sliders below to see real-time cost divergences based on your daily token consumption.

Daily Input Tokens500,000 tokens
10k1M5M10M+
Daily Output Tokens250,000 tokens
5k500k2M5M+
GPT-6.1 SolOpenAI
$105.00/mo
$2.00/1M in · $10.00/1M out
IQ Score55/100
Throughput55 t/s
Context1050k
DeepSeek V4 ProDeepSeek
76.4% Lower Cost
$24.75/mo
$0.66/1M in · $1.98/1M out
IQ Score23/100
Throughput80 t/s
Context1000k
Net Financial Advantage

Deploying DeepSeek V4 Pro over GPT-6.1 Sol saves $80.25/mo ($963/yr) at this volume.

See all GPT-6.1 Sol alternatives →

Frequently Asked Questions

Is GPT-6.1 Sol cheaper than DeepSeek V4 Pro?

DeepSeek V4 Pro is significantly more economical, charging $0.66/1M input compared to $2.00/1M for GPT-6.1 Sol.

Which model should I choose for production?

If your primary constraint is API cost and high query throughput, choose DeepSeek V4 Pro. If you require peak reasoning accuracy and complex tool use, GPT-6.1 Sol is recommended.

How does context window compare between GPT-6.1 Sol and DeepSeek V4 Pro?

GPT-6.1 Sol offers the larger context window (1,050k tokens), allowing you to pass significantly larger codebases or documents without chunking.

Email, Slack, or Discord Price Alerts

Never Miss an AI Token Price Cut

Choose which providers to follow. When an alert is dispatched, it is sent through the configured email or webhook provider; the brief below is displayed on this page only.

Target:
Zero Spam•Unsubscribe in 1-click•Enterprise & Webhook support•View Alert Hub & Past Bulletins →