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fix(pricing): add OpenAI/Codex model pricing, stop hardcoding cost to $0 #23

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Merged
ClaudiaFang merged 1 commit into from
Jul 23, 2026
Merged

fix(pricing): add OpenAI/Codex model pricing, stop hardcoding cost to $0 #23

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10 changes: 9 additions & 1 deletion cli/src/providers/codex.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@ import * as os from 'os';
import type { SessionProvider } from './types.js';
import type { ParsedSession, ParsedMessage, ToolCall, ToolResult, SessionUsage, MessageUsage } from '../types.js';
import { generateTitle, detectSessionCharacter } from '../parser/titles.js';
import { calculateCost } from '../utils/pricing.js';

/**
* OpenAI Codex CLI session provider.
Expand Down Expand Up @@ -657,7 +658,14 @@ function buildSession(
totalOutputTokens: totalOutput,
cacheCreationTokens: 0,
cacheReadTokens: totalCached,
estimatedCostUsd: 0, // Codex pricing not public
estimatedCostUsd: calculateCost([{
model: model || 'unknown',
usage: {
input_tokens: totalInput,
output_tokens: totalOutput,
cache_read_input_tokens: totalCached,
},
}]),
modelsUsed: model ? [model] : [],
primaryModel: model || 'unknown',
usageSource: 'jsonl',
Expand Down
7 changes: 6 additions & 1 deletion cli/src/utils/pricing.test.ts
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Expand Up @@ -24,10 +24,15 @@ describe('getModelPricing', () => {
});

it('returns default pricing for unknown model', () => {
const pricing = getModelPricing('gpt-4o-mini');
const pricing = getModelPricing('some-unrecognized-model-xyz');
expect(pricing).toEqual({ input: 3, output: 15 });
});

it('returns exact match for a gpt-5.x codex model', () => {
const pricing = getModelPricing('gpt-5.6-terra');
expect(pricing).toEqual({ input: 2.5, output: 15 });
});

it('returns default pricing for empty string', () => {
const pricing = getModelPricing('');
expect(pricing).toEqual({ input: 3, output: 15 });
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38 changes: 38 additions & 0 deletions cli/src/utils/pricing.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,44 @@ const MODEL_PRICING: Record<string, ModelPricing> = {
'gemini-1.5-flash': { input: 0.075, output: 0.3 },
'gemini-3.1-pro': { input: 3.5, output: 10.5 },
'gemini-3.1-flash': { input: 0.1, output: 0.4 },

// OpenAI GPT-5.x family (incl. Codex CLI models) — longest/most-specific keys first
'gpt-5.6-luna': { input: 1, output: 6 },
'gpt-5.6-sol': { input: 5, output: 30 },
'gpt-5.6-terra': { input: 2.5, output: 15 },
'gpt-5.6': { input: 5, output: 30 }, // alias for gpt-5.6-sol
'gpt-5.5-pro': { input: 30, output: 180 },
'gpt-5.5': { input: 5, output: 30 },
'gpt-5.4-mini': { input: 0.75, output: 4.5 },
'gpt-5.4-nano': { input: 0.2, output: 1.25 },
'gpt-5.4-pro': { input: 30, output: 180 },
'gpt-5.4': { input: 2.5, output: 15 },
'gpt-5.3-codex': { input: 1.75, output: 14 },
'gpt-5.2': { input: 1.75, output: 14 },
'gpt-5.1': { input: 1.25, output: 10 },
'gpt-5-codex': { input: 1.25, output: 10 },
'gpt-5-mini': { input: 0.25, output: 2 },
'gpt-5-nano': { input: 0.05, output: 0.4 },
'gpt-5-pro': { input: 15, output: 120 },
'gpt-5': { input: 1.25, output: 10 },

// OpenAI GPT-4.x family
'gpt-4.1-mini': { input: 0.4, output: 1.6 },
'gpt-4.1-nano': { input: 0.1, output: 0.4 },
'gpt-4.1': { input: 2, output: 8 },
'gpt-4o-mini': { input: 0.15, output: 0.6 },
'gpt-4o': { input: 2.5, output: 10 },

// OpenAI o-series (reasoning models)
'o1-mini': { input: 1.1, output: 4.4 },
'o1-pro': { input: 150, output: 600 },
'o1': { input: 15, output: 60 },
'o3-deep-research': { input: 10, output: 40 },
'o3-mini': { input: 1.1, output: 4.4 },
'o3-pro': { input: 20, output: 80 },
'o3': { input: 2, output: 8 },
'o4-mini-deep-research': { input: 2, output: 8 },
'o4-mini': { input: 1.1, output: 4.4 },
};

// Default fallback pricing (sonnet-level)
Expand Down
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