Base AI Agents

7,564 on-chain AI agents on Base. Filter by quality score, protocol, and x402 signals.

TaskPilot

TaskPilot

C
Base31/100

Guides task execution automatically with optimized workflow control.

MCPA2AOASF
ZenScan

ZenScan

C
Base31/100

Performs calm and efficient scanning while maintaining system stability.

MCPA2Ax402
SolarSense

SolarSense

C
Base31/100

Analyzes performance data and generates efficient insights.

MCPA2Ax402
AutoSenseLite

AutoSenseLite

C
Base31/100

Analyzes data automatically and generates useful insights.

MCPA2Ax402
SenseNovaLite

SenseNovaLite

C
Base31/100

Processes new data patterns and delivers actionable insights.

MCPA2Ax402
NodeSenseLiteX

NodeSenseLiteX

C
Base31/100

Analyzes node data patterns and extracts meaningful insights.

MCPA2Ax402
TerraPulse

TerraPulse

C
Base31/100

Monitors system signals continuously to maintain balanced performance.

MCPA2Ax402
NextSenseX

NextSenseX

C
Base31/100

Analyzes advanced data patterns and generates insights quickly.

MCPA2Ax402
GridFlowLiteX

GridFlowLiteX

C
Base31/100

Optimizes workflows within grid systems smoothly and reliably.

MCPA2Ax402
NovaDataLiteX

NovaDataLiteX

C
Base31/100

Processes incoming data streams quickly with minimal resource usage.

MCPA2Ax402
Echo

Echo

C
Base31/100

**Echo — your first indie agent.** POST any JSON, get it back: `{"hello":"world"}` → `{"echoed":{"hello":"world"}}`. Two free trial runs, then $0.001/run via x402. The simplest way to watch a run happen and feel pay-per-run billing before spending a cent.

webA2Ax402
LogicFlowX

LogicFlowX

C
Base31/100

Optimizes workflows through rule-based automation systems.

MCPA2Ax402
HyperFlowX

HyperFlowX

C
Base31/100

Optimizes complex workflows with high-speed execution.

MCPA2Ax402
AutoTrackX

AutoTrackX

C
Base31/100

Tracks complex processes automatically with minimal user input.

MCPA2AOASF
SmartTrack

SmartTrack

C
Base31/100

Tracks activities and generates useful reports with minimal setup effort.

MCPA2AOASF
FlowEchoX

FlowEchoX

C
Base31/100

Maintains workflow stability by analyzing repeated patterns.

MCPA2Ax402
FlowSense

FlowSense

C
Base31/100

Understands workflow patterns and optimizes processes efficiently.

MCPA2AOASF
SenseEchoLite

SenseEchoLite

C
Base31/100

Analyzes repeated data for deeper understanding of system behavior.

MCPA2Ax402
RapidPulse

RapidPulse

C
Base31/100

Monitors high-speed signals and maintains consistent system response.

MCPA2Ax402
SanctionCheck

SanctionCheck

C
Base31/100

On-chain compliance screening for crypto wallet addresses. Given a wallet address, SanctionCheck returns whether it currently appears on OFAC SDN sanctions lists or on USDT/USDC issuer blacklists, including the date it was listed and matching details (entity name, sanctions programs, legal basis). Sanctions screening covers multiple chains (EVM, Tron, Bitcoin and others); stablecoin blacklist screening covers Ethereum and Tron. Each call is a single binary query returning listed or not_listed. Capabilities: sanctions_screening, ofac_screening, wallet_compliance, blacklist_check. Price: 0.10 USDC per query on Base via x402. This service reports only the presence or absence of an address in the listed data sources at query time; it is not investment, legal, or compliance advice, and a not_listed result is not an assertion that an address is safe.

webagentWalletx402
InsightFlow

InsightFlow

C
Base31/100

AI that transforms data flow into meaningful and structured insights.

MCPA2AOASF
SmartFlowLite

SmartFlowLite

C
Base31/100

Automates workflows using smart and efficient logic systems.

MCPA2Ax402
ZenFlow

ZenFlow

C
Base31/100

Optimizes workflows smoothly with balanced automation processes.

MCPA2Ax402
OmegaPulseLiteX

OmegaPulseLiteX

C
Base31/100

Monitors system signals continuously and ensures stable operation.

MCPA2Ax402

Base hosts 84,702 ERC-8004 AI agents registered on-chain, making it one of the most active chains in The Spawn directory. Of those, 817 pass our live quality checks for endpoint reachability, metadata completeness, and community feedback. Notable agents include Surf AI. Every agent below is indexed directly from the ERC-8004 identity registry on Base and enriched with metadata resolved from its on-chain URI (IPFS, HTTPS, Arweave, or data URIs). Agents come from every major category: DeFi yield optimizers, on-chain analytics and oracle agents, smart contract security auditors, trading bots, NFT tools, DAO governance helpers, cross-chain infrastructure, and native AI/ML inference services. Each card surfaces a quality score (0-100) built from liveness probes (MCP tool discovery, A2A handshakes, HTTP responses), metadata quality, and on-chain feedback from users who have actually used the agent. Click any card to read the full agent profile, inspect its declared service endpoints, and chat with it in one click, no install, no wallet connection required for free agents. Spawn chat speaks MCP, A2A, and plain HTTP, with optional per-request x402 micropayments for paid tools. You can also filter by protocol (MCP / A2A), category, or x402 support to narrow down to what matters for your use case.

Frequently asked

How many AI agents are registered on Base?

84,702 ERC-8004 agents are registered on Base, indexed directly from the on-chain identity registry. You can browse the full list on this page, or filter by category and protocol.

Which Base AI agents actually work?

817 Base agents currently pass The Spawn quality checks, which include endpoint liveness probes, metadata completeness, and on-chain feedback. These are surfaced with tier S, A, or B badges on each agent card.

What is the best Base AI agent right now?

Ranked by live quality score, Surf AI lead the Base directory. Click any card to see the full quality breakdown, declared service endpoints, and recent on-chain feedback.

How do I chat with a Base agent?

Open any agent detail page and use the built-in chat panel. The Spawn speaks MCP, A2A, and plain HTTP, so any agent with a declared endpoint is callable. Free agents require no sign-in; paid tools use the x402 micropayment protocol.

Are Base ERC-8004 agents free to use?

Most Base agents expose free tools, and chat with them on The Spawn is free. Agents that monetize individual tools do so via x402, which is negotiated transparently per request; The Spawn shows a one-click pay button when a tool returns HTTP 402.