GPT-5.3 Codex Spark OpenAI
💰 Total Cost Calculation (from Plugin)
Output: $0.007000 (rounded ~ $0.01)
Output: $0.007000 (rounded ~ $0.01)
Unit: $0.000000
Fees: $0.000000
Advanced Cost Breakdown (from Plugin)
Detailed Cost Analysis (from Plugin)
For 100,000 input tokens and 2,000 output tokens:
- Input Cost: $0.043750 (rounded ~ $0.04)
- Output Cost: $0.007000 (rounded ~ $0.01)
- Total Cost: $0.035000 (rounded ~ $0.04)
- Cost per 1K tokens: $0.000343
- Tokens per dollar: 2,914,286 tokens
- Context Window: 200000 tokens
Speed & Performance Analysis
With a processing speed of 1,000 tokens per second and 100ms time to first token:
- Processing Time: 1 minute, 44.22 seconds
- Latency: 100 milliseconds to first token
- Base Throughput: 1,000 tokens/second
- Effective Throughput: 980 tokens/second (temperature-adjusted)
Best Use Cases
Want this applied to YOUR actual stack?
This calculator shows the math for GPT-5.3 Codex Spark. Your decision needs more — current infrastructure, compliance requirements, actual workload patterns, volume tiers — that change which model is right for you.
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💰 Total Cost Calculation (from Plugin)
Output: $0.007500 (rounded ~ $0.01)
Output: $0.007500 (rounded ~ $0.01)
Unit: $0.000000
Fees: $0.000000
Advanced Cost Breakdown (from Plugin)
Detailed Cost Analysis (from Plugin)
For 100,000 input tokens and 2,000 output tokens:
- Input Cost: $0.075000 (rounded ~ $0.08)
- Output Cost: $0.007500 (rounded ~ $0.01)
- Total Cost: $0.055500 (rounded ~ $0.06)
- Cost per 1K tokens: $0.000544
- Tokens per dollar: 1,837,838 tokens
- Context Window: 1000000 tokens
Speed & Performance Analysis
With a processing speed of 450 tokens per second and 200ms time to first token:
- Processing Time: 3 minutes, 51.38 seconds
- Latency: 200 milliseconds to first token
- Base Throughput: 450 tokens/second
- Effective Throughput: 441 tokens/second (temperature-adjusted)
Best Use Cases
Want this applied to YOUR actual stack?
This calculator shows the math for Claude Sonnet 4.6. Your decision needs more — current infrastructure, compliance requirements, actual workload patterns, volume tiers — that change which model is right for you.
Get a $39 personalized AI Architecture Audit. PDF tailored to your stack, delivered in under 60 seconds. 7-day no-questions-asked refund.
Get my instant AI audit — $39 →✨ Market Recommendations AI Model Registry
← Back to GPT-5.3 Codex Spark| Rank | AI Model & Provider | Total Cost | vs GPT-5.3 Codex Spark | vs Claude Sonnet 4.6 |
|---|---|---|---|---|
| 🏆 |
Mistral Small 3
Mistral AI
|
$0.001750 Best Value | ↓ 95% cheaper | ↓ 96.8% cheaper |
| 🥈 |
Gemini 3.1 Flash Lite
Google
|
$0.004750 | ↓ 86.4% cheaper | ↓ 91.4% cheaper |
| 🥉 |
Gemini 3.5 Flash-Lite
Google
|
$0.006050 (rounded ~ $0.01) | ↓ 82.7% cheaper | ↓ 89.1% cheaper |
| #4 |
Gemini 2.5 Flash
Google
|
$0.006050 (rounded ~ $0.01) | ↓ 82.7% cheaper | ↓ 89.1% cheaper |
| #5 |
Mistral Large 3
Mistral AI
|
$0.008750 (rounded ~ $0.01) | ↓ 75% cheaper | ↓ 84.2% cheaper |
| #6 |
Gemini 3.8 Flash
Google
|
$0.013875 (rounded ~ $0.01) | ↓ 60.4% cheaper | ↓ 75% cheaper |
| #7 |
GPT-5.4 mini
OpenAI
|
$0.014250 (rounded ~ $0.01) | ↓ 59.3% cheaper | ↓ 74.3% cheaper |
| #8 |
o4-mini Deep Research
OpenAI
|
$0.018000 (rounded ~ $0.02) | ↓ 48.6% cheaper | ↓ 67.6% cheaper |
| #9 |
Claude Haiku 4.5
Anthropic
|
$0.018500 (rounded ~ $0.02) | ↓ 47.1% cheaper | ↓ 66.7% cheaper |
| #10 |
Gemini 3.1 Flash
Google
|
$0.019000 (rounded ~ $0.02) | ↓ 45.7% cheaper | ↓ 65.8% cheaper |
| #11 |
GPT-5.6 Luna
OpenAI
|
$0.019000 (rounded ~ $0.02) | ↓ 45.7% cheaper | ↓ 65.8% cheaper |
| #12 |
o4-mini
OpenAI
|
$0.019800 | ↓ 43.4% cheaper | ↓ 64.3% cheaper |
| #13 |
Gemini 3.6 Flash
Google
|
$0.027750 (rounded ~ $0.03) | ↓ 20.7% cheaper | ↓ 50% cheaper |
| #14 |
Gemini 3.5 Flash
Google
|
$0.028500 (rounded ~ $0.03) | ↓ 18.6% cheaper | ↓ 48.6% cheaper |
| #15 |
GPT-5.3 Instant
OpenAI
|
$0.035000 (rounded ~ $0.04) | Same price | ↓ 36.9% cheaper |
| #16 |
Claude Sonnet 5
Anthropic
|
$0.037000 (rounded ~ $0.04) | ↑ 5.7% more | ↓ 33.3% cheaper |
| #17 |
GPT-5.6 Terra
OpenAI
|
$0.047500 (rounded ~ $0.05) | ↑ 35.7% more | ↓ 14.4% cheaper |
| #18 |
Gemini 2.5 Pro
Google
|
$0.050000 | ↑ 42.9% more | ↓ 9.9% cheaper |
| #19 |
Claude Sonnet 4.6
Anthropic
|
$0.055500 (rounded ~ $0.06) | ↑ 58.6% more | Same price |
| #20 |
Grok 4.3
xAI
|
$0.068000 (rounded ~ $0.07) | ↑ 94.3% more | ↑ 22.5% more |
| #21 |
Grok 4.20 Beta
xAI
|
$0.068000 (rounded ~ $0.07) | ↑ 94.3% more | ↑ 22.5% more |
| #22 |
Gemini 3.1 Pro
Google
|
$0.076000 (rounded ~ $0.08) | ↑ 117.1% more | ↑ 36.9% more |
| #23 |
Claude Opus 4.7
Anthropic
|
$0.092500 (rounded ~ $0.09) | ↑ 164.3% more | ↑ 66.7% more |
| #24 |
Claude Opus 5
Anthropic
|
$0.092500 (rounded ~ $0.09) | ↑ 164.3% more | ↑ 66.7% more |
| #25 |
Claude Opus 4.8
Anthropic
|
$0.092500 (rounded ~ $0.09) | ↑ 164.3% more | ↑ 66.7% more |
| #26 |
Claude Opus 4.6
Anthropic
|
$0.092500 (rounded ~ $0.09) | ↑ 164.3% more | ↑ 66.7% more |
| #27 |
GPT-5.4
OpenAI
|
$0.095000 (rounded ~ $0.10) | ↑ 171.4% more | ↑ 71.2% more |
| #28 |
GPT-5.4 Thinking
OpenAI
|
$0.095000 (rounded ~ $0.10) | ↑ 171.4% more | ↑ 71.2% more |
| #29 |
GPT-5.5 Instant
OpenAI
|
$0.095000 (rounded ~ $0.10) | ↑ 171.4% more | ↑ 71.2% more |
| #30 |
GPT-5.6 Sol
OpenAI
|
$0.095000 (rounded ~ $0.10) | ↑ 171.4% more | ↑ 71.2% more |
| #31 |
Claude Fable 5.1
Anthropic
|
$0.177500 (rounded ~ $0.18) | ↑ 407.1% more | ↑ 219.8% more |
| #32 |
Claude Mythos 5.1
Anthropic
|
$0.177500 (rounded ~ $0.18) | ↑ 407.1% more | ↑ 219.8% more |
| #33 |
o3 Deep Research
OpenAI
|
$0.180000 | ↑ 414.3% more | ↑ 224.3% more |
| #34 |
Claude Fable 5
Anthropic
|
$0.185000 (rounded ~ $0.19) | ↑ 428.6% more | ↑ 233.3% more |
| #35 |
Claude Mythos 5
Anthropic
|
$0.185000 (rounded ~ $0.19) | ↑ 428.6% more | ↑ 233.3% more |
| #36 |
GPT-5.5
OpenAI
|
$0.190000 | ↑ 442.9% more | ↑ 242.3% more |
| #37 |
o3 Pro
OpenAI
|
$0.360000 | ↑ 928.6% more | ↑ 548.6% more |
| #38 |
GPT-6 Astra
OpenAI
|
$0.370000 | ↑ 957.1% more | ↑ 566.7% more |
| #39 |
GPT-5.2 Pro
OpenAI
|
$0.420000 | ↑ 1100% more | ↑ 656.8% more |
| #40 |
GPT-5.2 Pro
OpenAI
|
$0.420000 | ↑ 1100% more | ↑ 656.8% more |
Mistral Small 3 Mistral AI
Gemini 3.1 Flash Lite Google
Gemini 3.5 Flash-Lite Google
Gemini 2.5 Flash Google
Mistral Large 3 Mistral AI
Gemini 3.8 Flash Google
GPT-5.4 mini OpenAI
o4-mini Deep Research OpenAI
Claude Haiku 4.5 Anthropic
Gemini 3.1 Flash Google
GPT-5.6 Luna OpenAI
o4-mini OpenAI
Gemini 3.6 Flash Google
Gemini 3.5 Flash Google
GPT-5.3 Instant OpenAI
Claude Sonnet 5 Anthropic
GPT-5.6 Terra OpenAI
Gemini 2.5 Pro Google
Claude Sonnet 4.6 Anthropic
Grok 4.3 xAI
Grok 4.20 Beta xAI
Gemini 3.1 Pro Google
Claude Opus 4.7 Anthropic
Claude Opus 5 Anthropic
Claude Opus 4.8 Anthropic
Claude Opus 4.6 Anthropic
GPT-5.4 OpenAI
GPT-5.4 Thinking OpenAI
GPT-5.5 Instant OpenAI
GPT-5.6 Sol OpenAI
Claude Fable 5.1 Anthropic
Claude Mythos 5.1 Anthropic
o3 Deep Research OpenAI
Claude Fable 5 Anthropic
Claude Mythos 5 Anthropic
GPT-5.5 OpenAI
o3 Pro OpenAI
GPT-6 Astra OpenAI
GPT-5.2 Pro OpenAI
GPT-5.2 Pro OpenAI
Optimizing Large-Scale PR Review Pipelines
For engineering teams handling 10 million tokens of code review monthly, selecting between GPT-5.3 Codex Spark and Claude Sonnet 4.6 requires evaluating how these models handle the specific architectural requirements of modern CI/CD integration. Both models offer significant advantages for automated code review, but their strengths diverge in how they approach multi-step reasoning and diff-centric instruction following.
GPT-5.3 Codex Spark is designed for near-instant iteration. Its low-latency architecture makes it particularly effective for junior-level PR sanitization, where speed is critical for maintaining developer flow. When your primary goal is rapid feedback on syntax, style compliance, and small-scale logic bugs, this model provides a highly responsive experience.
In contrast, Claude Sonnet 4.6 excels in deep, context-heavy analysis. For pull requests that span multiple files and require understanding complex state management or cross-service dependencies, Sonnet 4.6 provides a more robust reasoning capability. While slightly slower than the Spark model, it is often more reliable at identifying architectural flaws that require a holistic view of the repository. For engineering leads building agentic workflows, the choice depends on whether your pipeline prioritizes immediate, point-in-time feedback or comprehensive, high-assurance review coverage. For mid-market SaaS platforms scaling feature delivery, implementing a tiered approach—using faster models for initial scans and heavier logic models for final validation—can be an effective strategy to balance performance and quality.