Conversation Cost Estimator
Estimate conversation costs and compare context management strategies.
Model
Token Sizes
Conversation Length
10
Strategy Settings
Keep last N turns
20% of original
Full Context
Keep entire conversation history in context
$0.66
Final Context23.5K
Peak Context23.5K
Avg Cost/Turn$0.066
Pros & Cons
+ Best coherence
+ No information loss
- Cost grows quadratically
Sliding Window
Keep only the last N turns in context
$0.5925
Final Context15.0K
Peak Context15.0K
Avg Cost/Turn$0.0593
Pros & Cons
+ Predictable costs
+ Never hits limits
- Loses old context
Summarization
Compress older messages, keep recent ones fresh
$0.516
Final Context11.9K
Peak Context11.9K
Avg Cost/Turn$0.0516
Pros & Cons
+ Balanced approach
+ Preserves key info
- Summary quality varies
Context Size Over Turns
Cumulative Cost Over Turns
Turn-by-Turn Breakdown (Full Context)
| Turn | Input Tokens | Output Tokens | Context Size | Turn Cost | Cumulative |
|---|---|---|---|---|---|
| 1 | 5.5K | 1.5K | 5.5K | $0.039 | $0.039 |
| 2 | 7.5K | 1.5K | 7.5K | $0.045 | $0.084 |
| 3 | 9.5K | 1.5K | 9.5K | $0.051 | $0.135 |
| 4 | 11.5K | 1.5K | 11.5K | $0.057 | $0.192 |
| 5 | 13.5K | 1.5K | 13.5K | $0.063 | $0.255 |
| 6 | 15.5K | 1.5K | 15.5K | $0.069 | $0.324 |
| 7 | 17.5K | 1.5K | 17.5K | $0.075 | $0.399 |
| 8 | 19.5K | 1.5K | 19.5K | $0.081 | $0.48 |
| 9 | 21.5K | 1.5K | 21.5K | $0.087 | $0.567 |
| 10 | 23.5K | 1.5K | 23.5K | $0.093 | $0.66 |