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

GPT-6.1 Sol vs DeepSeek Flash

Compare GPT-6.1 Sol vs DeepSeek Flash 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 Flash at $0.15/1M input and $0.60/1M output. DeepSeek Flash is 13.3x 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 Flash provides 170 t/s (46.0s TTFT).

Overall Winner
DeepSeek Flash
Best Price/IQ Balance
Budget Winner
DeepSeek Flash
DeepSeek Flash is 13.3x 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 FlashAdvantage
ProviderOpenAIDeepSeek-
Input Token Cost (1M)$2.000$0.150DeepSeek Flash
Output Token Cost (1M)$10.000$0.600DeepSeek Flash
Context Window1,050k tokens1,000k tokensGPT-6.1 Sol
AA Intelligence Index55/10033/100GPT-6.1 Sol
Streaming LatencyModerateFast-

Key Architectural Takeaways

  • Input Token Cost: GPT-6.1 Sol is $2.00/1M vs DeepSeek Flash at $0.15/1M
  • Output Token Cost: GPT-6.1 Sol is $10.00/1M vs DeepSeek Flash at $0.60/1M
  • Context Window: GPT-6.1 Sol supports 1,050k tokens vs DeepSeek Flash with 1,000k tokens
  • Benchmark Intelligence Rating: GPT-6.1 Sol scores 55/100 vs DeepSeek Flash at 33/100 (AA Index v5)
  • Inference Latency: GPT-6.1 Sol is rated Moderate vs DeepSeek Flash rated Fast
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 FlashDeepSeek
93.6% Lower Cost
$6.75/mo
$0.15/1M in · $0.60/1M out
IQ Score33/100
Throughput170 t/s
Context1000k
Net Financial Advantage

Deploying DeepSeek Flash over GPT-6.1 Sol saves $98.25/mo ($1179/yr) at this volume.

See all GPT-6.1 Sol alternatives →

Frequently Asked Questions

Is GPT-6.1 Sol cheaper than DeepSeek Flash?

DeepSeek Flash is significantly more economical, charging $0.15/1M 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 Flash. 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 Flash?

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

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