Tokens · Estimator
Token count estimator
Estimating tokens is the first step to estimating bills. This page ties rough counts to the pricing math the rest of the site automates.
Token calculation explanation
Start with representative samples per route, measure tokenizer outputs if possible, and track p50/p90 not just means.
Words-to-token examples
Blog paragraphs, JSON logs, and markdown tables tokenize differently—build a small library of examples for your product.
Prompt optimization tips
Ask for structured outputs, specify maximum length in user-visible terms, and avoid redundant politeness tokens in system prompts.
Token reduction techniques
Cache stable system text server-side, move boilerplate to client-only UX where appropriate, and diff prompts in CI to catch accidental bloat.
Context window explanation
As prompts approach context limits, you may see truncation or failures—plan headroom for tool returns and safety layers.
Real pricing examples
Multiply tokens by per-1K rates, then multiply by traffic. The calculator handles currency display for sharing.
From one request to a month
-
Single heavy prompt
One-shot analysis.
- Per request
- $0.0090
- Monthly (1 req/day × 1 days)
- $0.01
-
Daily assistant habit
Same mix, 800 times per weekday.
- Per request
- $0.0090
- Monthly (800 req/day × 22 days)
- $158.40
FAQ: Token estimation
Short answers mirror the structured data on this page for search engines and readers.
- Is estimation enough for procurement?
- Use it for planning; procurement needs vendor quotes and pilots.
- How do streaming responses affect counts?
- Billing still uses completed tokens—streaming is a UX detail.
- What about partial completions?
- You typically pay for emitted tokens up to the stop condition.
- Can I automate counting in CI?
- Yes—wrap official tokenizers in tests for critical prompts.