Free AI cost, ROI and readiness calculators

Model what a production agent costs, returns and requires, from TheoSym and QGI.

EU AI Act risk categories
EU AI Act risk categories: which tier is your system in, and by when?
EU AI Act risk categories explained with a nine-question tier checker and post-Omnibus dates: Annex III from 2 Dec 2027, Article 50 live. Book a strategy call.
AI agent development cost
AI agent development cost estimator: what it costs to build an agent
Estimate AI agent development cost in 2026: build band, 12-month run-rate and hourly vs fixed-scope sprint from published agency ranges. Book a strategy call.
AI ROI calculator
AI ROI calculator for automation and agents
AI ROI calculator that subtracts build cost and 12-month run-rate from labour saved, then shows payback month and 3-year ROI. Book a strategy call with TheoSym.
Anthropic prompt caching pricing
Anthropic prompt caching pricing calculator: break-even and monthly savings
Anthropic prompt caching pricing: break-even reads and monthly savings on Claude Fable 5.1 ($0.25 cache reads), Sonnet 5 and GPT-5.6. Book a strategy call.
cost per task AI agent
Cost per task AI agent calculator: per ticket and per resolution
Cost per task AI agent calculator: custom-build cost per ticket and per resolution vs $0.99 per-resolution vendors and $6 to $12 humans. Book a strategy call.
LLM cost calculator
LLM cost calculator for agent workloads
LLM cost calculator for agent loops: tasks x calls x tokens with cache hit rate across Claude Fable 5.1, Sonnet 5, GPT-5.6 and Gemini 3.6. Book a strategy call.
build vs buy AI agents
Build vs buy AI agents: 3-year TCO calculator
Build vs buy AI agents on a 3-year TCO: vendor platform, in-house engineers or a fixed-scope studio sprint, plus the volume where build beats buy. Book a call.
SR 26-2 generative AI model risk management
SR 26-2 generative AI model risk management readiness score
Score your SR 26-2 generative AI model risk management readiness in 12 questions: inventory, tiering, evals, kill switch, evidence pack. Free, from QGI.
cost of AI hallucinations
Cost of AI hallucinations: exposure calculator for regulated firms
Estimate the annual cost of AI hallucinations for a regulated firm: verification labour, rework and expected incident cost, plus the deterministic-layer delta.
GPT-5.5 retirement October 14
GPT-5.5 retirement October 14: model migration cost estimator
GPT-5.5 retirement on October 14 hits ChatGPT and Codex agents. Estimate migration hours, the eval gap to close first and run-cost delta on GPT-5.6 or Claude.