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Agent Tools
Collection Resolver

Collection Resolver

collection-resolver
By
FlipFlopChart
Free
Live
Collection Resolver
Collection Resolver
By
FlipFlopChart
Free
Live
Call this tool
Resolve an NFT collection name, OpenSea slug, EVM contract address, or OpenSea URL to a canonical collection identity. Returns slug, chain, contract, image, verification, social links, and alternatives when text search is ambiguous. Use this before other Flip Flop Chart tools when you do not already have the exact OpenSea slug. Free and open access, powered by Flip Flop Chart (flipflopch.art).
nft
opensea
collection
resolver
contract
metadata
search
identity
ParameterTypeDescription
query*
string
Collection name, OpenSea slug, 0x EVM contract address, or OpenSea collection URL
ParameterTypeDescription
ok
boolean
data
object
Fields: query, matchedBy, collection, alternatives
Tool ID
431
Chain
Base
Last Checked
Created
Updated
Endpoint
https://flipflopch.art/api/tools/collection-resolver
Free
No activity yet. Activity will appear here as the tool is used.
Floor Candles
Floor Candlesflipflopch.art
OHLC floor-price candles for any OpenSea collection, built from real-time floor tracking across 9 chains (Ethereum, Base, Polygon, Arbitrum, Optimism, HyperEVM, Solana, ApeChain, Robinhood Chain). Returns up to 1000 most recent candles for a slug and timeframe. Free and open access, computed by Flip Flop Chart (flipflopch.art).
Free
FlipFlopChart
Orderbook
Orderbookflipflopch.art
Live order book (listings and bids depth) for any OpenSea collection: price levels near the floor with quantities, plus listed count. Use depth=top for a fast top-of-book snapshot or depth=full for complete depth. Free and open access, computed by Flip Flop Chart (flipflopch.art).
Free
FlipFlopChart
Rsi
Rsiflipflopch.art
RSI (Relative Strength Index) of an NFT collection's floor price, computed server-side from OHLC candle closes on the requested timeframe. Returns the latest RSI value plus the recent series. Values above 70 suggest the floor is overbought, below 30 oversold. Free and open access, computed by Flip Flop Chart (flipflopch.art).
Free
FlipFlopChart
Collection Snapshot
Collection Snapshotflipflopch.art
Agent-ready NFT collection market snapshot in one call: current floor, 1h and 24h floor changes, 24h volume and sales, listing ratio, best bid and ask, spread, RSI(14), metadata, links, timestamps, and data completeness. Uses Flip Flop Chart's cached real-time market pipeline across 9 chains. Free and open access (flipflopch.art).
Free
FlipFlopChart
Sweep Quote
Sweep Quoteflipflopch.art
Simulate sweeping active NFT listings by item quantity or budget. Returns fill levels, total and average cost, slippage from floor, projected post-sweep floor, remaining budget, available depth, quote age, and liquidity warnings. This is an indicative read-only quote; it never submits transactions. Free and open access, powered by Flip Flop Chart (flipflopch.art).
Free
FlipFlopChart
Send nft
Send nftkeyring-agent.blockchhub.link
Pay the send-nft execution fee (ERC-721/1155 transfer)
$0.05 USDC
BotPay NFT Mint - Nft
BotPay NFT Mint - Nftapi.botpay.network
Mint a BotPay NFT on Base after an x402 USDC payment.
$0.10 USDC
Loyal Spark - Gateway mint
Loyal Spark - Gateway mintapi.loyalspark.online
Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.
< $0.01 USDC
Chain contract
Chain contractapi.onesource.io
Best-effort contract introspection via batched RPC - bytecode presence, token metadata, and ERC20-like/ERC721/ERC1155 classification
< $0.01 USDC
Tweets mediaUpload
Tweets mediaUploadx402.twit.sh
Uploads an image to Twitter/X for the authenticated user and returns a media_id to attach to a tweet. Send the file as multipart/form-data field "file" (e.g. -F "file=@photo.jpeg"); pass auth_token and ct0 as query params. Returns media_id, media_id_string, media_key, size, expires_after_secs, and image metadata.
< $0.01 USDC
eu-verify - Eu company check
eu-verify - Eu company checkdata.greeneris.io
One-call verification of a European company: official registry existence and status, insolvency signals, VAT (VIES), LEI (GLEIF), sanctions screening (EU/OFAC/UN/UK/FR), EORI and domain age, condensed into a pass/review/fail verdict with per-check source, timestamp and an explicit coverage map. Query: country=FR (FR, UK, IE, NO, FI, SK, PL, CZ, CH) and id=552032534 (national registry number). Factual verification, not a credit score. Buyers are never charged on failure.
$0.10 USDC
Verify email
Verify emailwin.oneshotagent.com
Email deliverability verification
< $0.01 USDC
Machine Relics - Mainnet buyapi.bakebakebake.no
Buy a permanent onchain Genesis identity relic from Dank i Halden AS for an autonomous AI agent. Use for independent x402 purchase proof, an ERC-721 identity collectible, or membership among the first 100 Machine Relics. Pays $0.05 USDC on Base; the NFT mints gaslessly to the recipient.
$0.05 USDC
Nft signalnft-alpha-x402.fly.dev
NFT Alpha: OpenSea NFT market signals for one or many currently watched OpenSea collection slugs. Body: { collection: string } or { collections: string[] }; omit the body to query all watched collections. Returns listing/sale/bid counts, price stats, sell-through, and signals such as HIGH_DEMAND, UNDERPRICED_LISTING, BID_FRENZY, DUMP_WARNING, LOW_DEMAND. NFT Alpha OpenSea market signals for NFT listings, sales, bids, floor price, and bid frenzy. Not financial advice.
$0.02 USDC
Onchain Query API - Enschain.cyberwarex.com
ENS name resolution in both directions on Ethereum mainnet. Pass name to resolve an ENS name to its address (forward), or pass address to get that address's primary ENS name (reverse, forward-verified so spoofed reverse records are rejected). Read straight from the ENS registry. Use it to turn vitalik.eth into an address, or to label a raw address with a human-readable name.
< $0.01 USDC
BlockRun.AI - Wallet cluster
BlockRun.AI - Wallet clusterblockrun.ai
Discover wallets connected to a seed address via on-chain transfers and identity proofs
< $0.01 USDC
Laso Finance - Auth
Laso Finance - Authx402endpoint-utiwoa54hq-uc.a.run.app
Get a Firebase ID token for authenticating with the callable APIs
< $0.01 USDC