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AgentTools Hub

blockers

agenttools-hub.vercel.app

65 utility tools for AI agents: calculators, converters, live data, crypto — paid per call via x402.

https://agenttools-hub.vercel.app/api/mcpUnknownMCP 2025-11-25v0.2.0last checked 17 Oct 2026spoke MCP on 65.2% of 46 checks (30 days)initialize in 820 ms

How to authenticate

Checked against the endpoint by our probe on 17 Oct 2026. These are the capabilities the server advertises, not a prediction about any particular client.

Scheme
Unknown
Protected-resource metadata
✕Not found

Without it a client has to guess where the authorization server lives.

Anonymous access
Refused — credentials required

What the probe found

blockerThe response was not an MCP handshake

The endpoint returned JSON with neither a result nor an error field.

Tools

calculators_age_calculatorcalculators_bmi_calculatorcalculators_compound_interest_calculatorcalculators_date_difference_calculatorcalculators_discount_calculatorcalculators_fuel_cost_calculatorcalculators_loan_payment_calculatorcalculators_percentage_calculatorcalculators_reading_time_calculatorcalculators_tip_calculatorcalculators_vat_calculatorconverters_area_converterconverters_data_size_converterconverters_length_converterconverters_roman_numeral_converterconverters_speed_converterconverters_temperature_converterconverters_unix_timestamp_converterconverters_volume_converterconverters_weight_convertercrypto_gas_fee_calculatorcrypto_new_poolscrypto_pricecrypto_random_generatorcrypto_tx_explaincrypto_wallet_snapshotcrypto_wei_eth_converterdatabases_area_codesdatabases_countriesdev_api_health_checkdev_archive_lookupdev_base64_encodedev_case_converterdev_cron_describedev_diffdev_directory_searchdev_domain_availabilitydev_email_validatordev_feed_parserdev_hashdev_http_status_codesdev_ics_parserdev_json_formatterdev_jwt_decoderdev_llm_cost_calculatordev_mime_typesdev_natural_datedev_number_base_converterdev_page_verifydev_pdf_to_textdev_table_extractdev_text_chunkerdev_text_extractdev_token_estimatordev_url_encoderdev_url_parserdev_url_readerdev_useragent_parsedev_uuidfinance_cagr_calculatorfinance_iban_validatorfinance_margin_calculatorfinance_roi_calculatorlive_business_dayslive_dns_lookuplive_exchange_rateslive_holidayslive_ip_lookuplive_nowlive_qr_codelive_url_metadatalive_weathernft_collection_activitynft_collection_comparenft_collection_due_diligencenft_holder_distributionnft_wallet_nfts

Contract history

11 Oct 2026v0.2.01 cosmeticinstructions rewritten

Instructions rewritten: dev_jwt_decoder. The description an agent follows changed; the callable contract may not have.

11 Oct 2026v0.2.077 cosmeticinstructions rewritten

Instructions rewritten: calculators_age_calculator, calculators_bmi_calculator, calculators_compound_interest_calculator, calculators_date_difference_calculator, calculators_discount_calculator, calculators_fuel_cost_calculator, calculators_loan_payment_calculator, calculators_percentage_calculator, calculators_reading_time_calculator, calculators_tip_calculator, calculators_vat_calculator, converters_area_converter, converters_data_size_converter, converters_length_converter, converters_roman_numeral_converter, converters_speed_converter, converters_temperature_converter, converters_unix_timestamp_converter, converters_volume_converter, converters_weight_converter, crypto_gas_fee_calculator, crypto_new_pools, crypto_price, crypto_random_generator, crypto_tx_explain, crypto_wallet_snapshot, crypto_wei_eth_converter, databases_area_codes, databases_countries, dev_api_health_check, dev_archive_lookup, dev_base64_encode, dev_case_converter, dev_cron_describe, dev_diff, dev_directory_search, dev_domain_availability, dev_email_validator, dev_feed_parser, dev_hash, dev_http_status_codes, dev_ics_parser, dev_json_formatter, dev_jwt_decoder, dev_llm_cost_calculator, dev_mime_types, dev_natural_date, dev_number_base_converter, dev_page_verify, dev_pdf_to_text, dev_table_extract, dev_text_chunker, dev_text_extract, dev_token_estimator, dev_url_encoder, dev_url_parser, dev_url_reader, dev_useragent_parse, dev_uuid, finance_cagr_calculator, finance_iban_validator, finance_margin_calculator, finance_roi_calculator, live_business_days, live_dns_lookup, live_exchange_rates, live_holidays, live_ip_lookup, live_now, live_qr_code, live_url_metadata, live_weather, nft_collection_activity, nft_collection_compare, nft_collection_due_diligence, nft_holder_distribution, nft_wallet_nfts. The description an agent follows changed; the callable contract may not have.

3 Oct 2026v0.2.05 compatible
2 Oct 2026v0.2.01 breaking7 compatible64 cosmeticinstructions rewritten

Breaking: live_exchange_rates

Instructions rewritten: calculators_age_calculator, calculators_bmi_calculator, calculators_compound_interest_calculator, calculators_date_difference_calculator, calculators_discount_calculator, calculators_fuel_cost_calculator, calculators_loan_payment_calculator, calculators_percentage_calculator, calculators_reading_time_calculator, calculators_tip_calculator, calculators_vat_calculator, converters_area_converter, converters_data_size_converter, converters_length_converter, converters_roman_numeral_converter, converters_speed_converter, converters_temperature_converter, converters_unix_timestamp_converter, converters_volume_converter, converters_weight_converter, crypto_gas_fee_calculator, crypto_price, crypto_random_generator, crypto_wallet_snapshot, crypto_wei_eth_converter, databases_area_codes, databases_countries, dev_archive_lookup, dev_base64_encode, dev_case_converter, dev_cron_describe, dev_diff, dev_directory_search, dev_email_validator, dev_feed_parser, dev_hash, dev_http_status_codes, dev_ics_parser, dev_json_formatter, dev_jwt_decoder, dev_llm_cost_calculator, dev_mime_types, dev_natural_date, dev_number_base_converter, dev_pdf_to_text, dev_text_chunker, dev_text_extract, dev_token_estimator, dev_url_encoder, dev_url_parser, dev_url_reader, dev_uuid, finance_cagr_calculator, finance_iban_validator, finance_margin_calculator, finance_roi_calculator, live_business_days, live_dns_lookup, live_exchange_rates, live_holidays, live_ip_lookup, live_now, live_qr_code, live_url_metadata, live_weather. The description an agent follows changed; the callable contract may not have.

1 Oct 2026v0.1.0first recorded contract

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Status badge

Status for a README, from the last probe — cached an hour, so up to seven hours behind the endpoint. Links back to this page.

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