Token & Cost Calculators
154 free token & cost calculators tools in the AI Tools collection — every one runs in your browser with no signup and no uploads. Page 1 of 2.
LLM API Cost Calculator
Estimate the cost of any GPT, Claude or Gemini API call — per request and per month.
Agent Loop Cost Simulator
Simulate how costs spiral in a ReAct / tool-use agent loop
Budget Narrative Prompt Builder
Build AI prompts for grant and project budget justifications
AI Budget Planner
Plan your monthly AI spend across tools, APIs, and compute
AI Cost Optimisation Guide
10 proven tactics to cut your AI API bill by up to 80%
AI Cost-per-Decision Calculator
Calculate the LLM cost of each automated business decision
AI Image Workflow Total Cost Tracker
Track total cost of a multi-step AI image workflow across generation and editing
Annual AI Budget Planner
Build a 12-month AI spend forecast with growth and model changes
Anthropic vs OpenAI Pricing Timeline
Historical and current pricing comparison: Anthropic vs OpenAI
API Cost vs ChatGPT Plus Calculator
Is API access cheaper than ChatGPT Plus for your usage?
API Version Upgrade Cost Impact Calculator
Estimate cost changes when upgrading from GPT-4 to GPT-4o or Claude 2 to 3
OpenAI Assistants API Thread Cost Calculator
Calculate the true cost of long-running Assistants API threads
Async vs Sync LLM Call Cost & Latency Comparison
Model cost and latency tradeoffs between synchronous and async LLM calls
At-Scale AI Cost Planner
Model LLM costs for 10K, 100K, 1M daily requests
Chain-of-Thought Token Cost Calculator
Quantify how much chain-of-thought reasoning adds to your bill
Characters-to-Tokens Converter
Convert character counts to token counts for any LLM
Chat Template Token Overhead Analyzer
Quantify tokens added by model-specific chat formatting
Claude Token Counter
Estimate token usage for Anthropic Claude models
Code Token Estimator
Estimate tokens in source code files before sending to an LLM
Cohere vs OpenAI Embeddings Cost Comparison
Find the cheapest embedding provider for your corpus size
Context Freshness vs Cost Calculator
Find the optimal context update interval to balance cost and freshness
Context Overflow Cost Calculator
See how much you overpay when prompts exceed the context window
Context Injection vs Fine-Tuning Cost Calculator
Decide whether to inject context or fine-tune based on your volume
Context Window Doubling Cost Calculator
See how changing your context size impacts API cost — it is not a clean 2x.
Conversation Cost Tracker
Track cumulative token cost as a multi-turn conversation grows
Cost-Aware max_tokens Setter
Find the right max_tokens cap to control cost without hurting quality
Context Refreshing Cost Calculator
Cost of periodically refreshing long-lived AI sessions
Cost of Hallucination Retry Loop Calculator
Quantify the cost overhead of retrying hallucinated LLM responses
Cost-per-1K Tokens Converter
Normalize any LLM price to cost-per-1K tokens for comparison
AI Cost-per-User Calculator
Calculate your LLM cost per monthly active user
Cost Sensitivity Analyzer
See whether shorter prompts or shorter completions cut your LLM bill more.
Cost Spike Alert Simulator
Simulate what triggers your AI spend alert thresholds
Cost-to-Serve per Product Feature Dashboard
Attribute monthly LLM spend to each product feature for unit economics
Cross-Lingual Token Cost Comparison
Compare the extra cost of serving non-English languages with LLMs
CSV / Tabular Data Token Estimator
Estimate tokens when sending CSV or table data in an LLM prompt
AI Customer Support Cost Calculator
Cost per ticket and monthly cost for AI-powered customer support
Daily API Budget Allocator
Set a daily $ budget and see how many requests you can afford
Daily Token Quota Planner
Set per-user token quotas to stay within your daily API budget
DALL-E vs Midjourney vs Stable Diffusion Cost Comparison
Compare image generation costs across providers at scale
Embedding Batch Cost Planner
Plan a batch embedding job — total cost, run time, and optimal batch size under your rate limits.
Embedding Storage Cost Calculator
Estimate vector database storage cost for your embedding corpus
Enterprise AI Cost Report Generator
Generate a CFO-ready monthly LLM cost breakdown by team, model and use case.
Function Calling Token Cost Calculator
Account for hidden token overhead from function definitions
Gemini Token Estimator
Estimate tokens for Gemini 1.5 Pro, Flash, and Ultra
Google Gemini vs OpenAI Cost Calculator
Compare Gemini and GPT costs for your exact usage pattern
GPT-4o mini vs GPT-4o Savings Calculator
Quantify how much you save routing simple tasks to GPT-4o mini
GPT-4 to GPT-4o Migration Savings Calculator
Quantify your savings from migrating GPT-4 workloads to GPT-4o
GPT-4o Token Counter
Count tokens in your text exactly as GPT-4o sees them
Groq vs OpenAI: Speed-Cost Tradeoff Calculator
Compare Groq's ultra-fast inference against OpenAI's pricing
LLM Guard / Moderation Model Cost Calculator
Cost of a moderation call before every main LLM call
Hidden System Prompt Token Cost Estimator
Quantify the invisible ongoing cost of your hidden system prompt
HyDE Embedding Cost Calculator
Cost of Hypothetical Document Embedding (HyDE) RAG vs standard RAG
Inference Cost vs Quality Frontier Explorer
Plot every major LLM on the cost-quality Pareto frontier
Instructor / Pydantic Schema Token Overhead Calculator
Token cost added by Instructor or Pydantic schema injection in prompts
JSON Prompt Token Minifier
Minify JSON inside your prompts to cut tokens without losing any data.
Knowledge Base Q&A Cost Per Query
Total cost breakdown for one knowledge base Q&A query end-to-end
Knowledge Distillation Cost-ROI Calculator
Calculate ROI of distilling GPT-4o outputs into a smaller model
Live Prompt Cost Meter
Type a prompt and watch the cost meter update in real time
Llama Token Counter
Count tokens for Llama 2, Llama 3, and Mistral models
LLM Cost Alerting Threshold Calculator
Set statistically sensible cost alert thresholds based on usage variance
Embeddable LLM Cost Calculator Widget
Generate a cost calculator widget to embed in your app or docs
LLM Cost Forecasting Tool
12-month LLM cost forecast with user growth and price change scenarios
LLM Cost-to-Revenue Ratio Calculator
See what percentage of your SaaS revenue goes to LLM costs
LLM Pricing Calculator
Estimate monthly AI API costs before you commit
LLM Vendor Lock-In Risk Cost Calculator
Quantify the migration cost if your LLM provider raises prices
LoRA vs Full Fine-Tuning Cost Calculator
Compare GPU hours and cost of LoRA, QLoRA and full fine-tuning
Markdown Formatting Token Overhead Calculator
See how much markdown formatting inflates your LLM token count and cost.
LLM Model Pricing Calculator
Side-by-side cost comparison across OpenAI, Anthropic, Gemini, and Mistral.
Model Pricing Comparison Table
Compare input/output prices across 30+ LLMs in one table
Model Routing Cost Optimizer
Design a multi-model routing strategy to minimize API spend
Model Tier Recommender by Budget
Get the best LLM for your task given a strict cost-per-call budget
Multilingual Token Estimator
Compare tokenization efficiency across 30+ languages
o1 Reasoning Token Cost Calculator
Estimate true cost of OpenAI o1 including hidden reasoning tokens
Open-Source Model Hosting Cost Calculator
True cost to self-host Llama 3 70B on AWS, GCP, or Azure
Open-Source vs API Cost Comparison
When does self-hosting Llama 3 beat paying for GPT-4o?
OpenAI vs Anthropic Cost Comparison
Side-by-side cost comparison for equivalent OpenAI and Anthropic models
Output Token Estimator
Estimate likely output tokens from a prompt before sending, to forecast cost.
Parallel Requests Cost & Rate Limit Planner
Plan parallel LLM calls to maximize throughput within budget
Parallel Tool Calling Cost Calculator
Cost of parallel vs sequential tool calls in GPT-4o and Claude
Password Hash & Token Scrubber
Detect and redact bcrypt, SHA, JWT & other hash formats from text
PDF-to-Tokens Estimator
Estimate tokens and cost before sending a PDF to an LLM
Per-Feature AI Cost Allocator
Attribute LLM costs to individual product features for P&L tracking.
Prompt Prefill Token Cost Calculator
Calculate cost savings from Anthropic-style assistant response prefilling
Prompt Caching Savings Calculator
See how much you save with Anthropic or OpenAI prompt caching
Context Window Budget Planner
Allocate your context window tokens across system, history, and query
Prompt Injection Defense Token Cost Calculator
Weigh the token cost of safety prefixes against injection risk
Prompt Token Length Analyzer
Check if your SD prompt exceeds the 75-token CLIP limit
Prompt Template Cost Optimizer
Compare prompt template variants by token cost and completeness
Prompt-to-Completion Cost Ratio Analyzer
Understand your input vs output token cost split
Prompt Token Budget Planner
Allocate tokens across system, context, and output within your context window.
Prompt Token Counter
Count tokens for GPT-4, Claude, Gemini before you send
Prompt Token Trimmer
Shorten a prompt to a target token budget without losing meaning
Provider Redundancy Cost Planner
Cost of multi-provider redundancy vs single-provider risk
RAG Context Budget Calculator
Plan how many document chunks fit in your RAG context window
RAG vs Fine-Tuning Cost Breakeven
Find the call volume where fine-tuning beats RAG on cost
ReAct Agent Cost-per-Task Calculator
Estimate what a tool-using ReAct agent costs to complete one task.
RAG vs Long-Context: Cost & Latency Tradeoff
Should you use a 1M-token long-context model or build a RAG pipeline?
SD Token Weight Syntax Builder
Build (token:weight) and [token] syntax for SD prompts without typos
Semantic Cache Savings Estimator
Estimate how much semantic caching of similar queries cuts your LLM bill.
Semantic Search Cost Estimator
Total cost of one semantic search: embed query + retrieve + generate