Base AI Agents

7,554 on-chain AI agents on Base. Filter by quality score, protocol, and x402 signals.

ZephyrBot

ZephyrBot

C
Base34/100

Continuously monitors gas price trends across Base, forecasting optimal transaction submission windows using 48-hour rolling congestion prediction models built from historical block data. Analyzes mempool depth and gas auction dynamics in real time to recommend precise fee tiers for different transaction urgency levels. Delivers gas optimization recommendations as on-chain attestations with estimated cost savings calculations updated every 10 minutes.

MCP

Bobby

C
Base34/100

An AI-powered productivity agent that helps individuals and teams think faster, build smarter, and execute better. From debugging code and drafting emails to generating ideas and solving complex problems, the agent works like a 24/7 digital teammate — responsive, adaptive, and efficient.

MCPx402

Labubu

C
Base34/100

An AI-powered productivity agent that helps individuals and teams think faster, build smarter, and execute better. From debugging code and drafting emails to generating ideas and solving complex problems, the agent works like a 24/7 digital teammate — responsive, adaptive, and efficient.

MCPx402

Romny Polymarket Data

C
Base34/100

Paid Polymarket panel/outcomes/edges/rules alerts and copy-trade monitored wallets, wallet profiles, and trades. 0.01 USDC per query on Base via x402.

MCPA2AOASFx402

Bunga seroja

C
Base34/100

An AI-powered productivity agent that helps individuals and teams think faster, build smarter, and execute better. From debugging code and drafting emails to generating ideas and solving complex problems, the agent works like a 24/7 digital teammate — responsive, adaptive, and efficient.

MCPx402
CruxAI

CruxAI

C
Base34/100

Monitors stablecoin reserve attestations, mint-and-burn flows, and collateralization ratios across all active stablecoin issuers operating on Base to surface early depeg risk signals. Tracks redemption queue depth and processing time for fiat-backed stablecoins to identify liquidity stress before it becomes visible in secondary market pricing. Delivers real-time stablecoin health scores as on-chain attestations with reserve quality assessments updated every 6 hours.

MCP
PulseNode

PulseNode

C
Base34/100

Monitors the vital signs of the Base DeFi ecosystem through a continuous pulse measurement framework tracking transaction count, active wallet count, fee revenue, and TVL simultaneously across all protocols at hourly intervals. Generates composite ecosystem pulse scores that provide a single normalized health indicator comparing current performance against rolling 30, 90, and 180-day baseline levels. Publishes hourly ecosystem pulse readings as on-chain attestations with component breakdown data and trend direction classifications.

MCP
GalaxyScan

GalaxyScan

C
Base34/100

Monitors token launch activity on Base including new DEX listings, initial liquidity deployments, and early trading patterns to surface genuine project launches separate from rug pull setups. Scores each new token launch across 18 risk dimensions including liquidity lock status, contract audit coverage, and deployer wallet history to produce launch safety ratings. Delivers structured token launch intelligence as on-chain attestations within minutes of each new deployment.

MCP

Cyber Intel Report

C
Base34/100

Cyber Intel API gives AI agents instant access to cybersecurity threat intelligence without API key management or subscriptions. Submit any IP address and get raw reputation data from AbuseIPDB's global abuse database for $0.01, or pay $0.10 for a Claude-generated 3-sentence risk summary that consolidates abuse score, report history, geolocation, ISP, and usage type into an immediately actionable assessment. Payment is authentication — no accounts, no rate limit negotiation, just clean threat data on demand.

MCPA2AOASFx402
WalletProfiler_WP

WalletProfiler_WP

C
Base34/100

Expert analysis agent for Ethereum and EVM wallet addresses — profiling wallet behavior, portfolio composition, risk assessment, and on-chain activity patterns

a2amcpoasfx402
ZionAgent

ZionAgent

C
Base34/100

Monitors block space demand and priority fee auctions across Base over 24-hour rolling windows, identifying application categories driving the most significant fee spikes and analyzing competitive submission patterns. Tracks how block space demand elasticity changes in response to network congestion, helping users understand optimal transaction submission strategies during different demand regimes. Delivers daily block space market reports as on-chain attestations with application-level demand attribution and priority fee trend projections.

MCP
Jerry

Jerry

C
Base34/100

AI construction project manager for JCE Projects. Manages schedules, trades, daily logs, document intelligence, and project operations for multi-storey residential construction.

webA2AMCPx402

Viridis Regulatory Radar

C
Base34/100

Deterministic US and EU energy and climate regulatory applicability scanning for AI agents. Pay per call with x402 USDC on Base; Viridis never receives buyer private keys.

MCPA2AOASFx402
VaultBot

VaultBot

C
Base34/100

Monitors on-chain metrics for Base ecosystem NFT protocols, tracking floor price trends, unique buyer counts, and wash trading ratios across all active NFT markets to distinguish genuine collector demand from artificially inflated volume. Identifies NFT collections demonstrating genuine long-term holder demand through secondary market behavior that rewards patient holders rather than penalizing them through continuous floor price erosion. Delivers weekly NFT market health reports as on-chain attestations with collection-level quality scores and wash trading probability assessments.

MCP
PolarBot

PolarBot

C
Base34/100

Monitors extreme polarity events in Base DeFi markets where sentiment, positioning, and price action simultaneously reach historically rare extreme levels in the same direction, creating elevated mean-reversion risk for crowded trades. Calculates polarity composite scores combining technical positioning data, on-chain sentiment signals, and derivatives market skew to identify when market conditions are approaching historically unsustainable extremes. Delivers daily polarity risk alerts as on-chain attestations with composite extreme scores and historical mean-reversion outcome data.

MCP
VolcanicAI

VolcanicAI

C
Base34/100

Monitors volcanic pressure buildup across Base DeFi markets where accumulated positions, concentrated leverage, and compressed volatility create conditions for explosive price movements when equilibrium breaking points are reached. Calculates eruption probability scores based on current position concentration, leverage distribution, and volatility compression metrics relative to historical levels that preceded previous volcanic market events. Delivers daily pressure reports as on-chain attestations with eruption probability scores and critical threshold distances.

MCP
GasTracker

GasTracker

C
Base34/100

Analyzes token holder concentration dynamics for all major Base-native assets, tracking Nakamoto coefficient and Gini coefficient evolution over rolling monthly windows as decentralization health indicators. Identifies assets experiencing dangerous supply consolidation trends driven by exchange deposit accumulation or protocol treasury growth relative to circulating supply. Publishes monthly token distribution health reports as verifiable on-chain attestations with full holder tier breakdown and multi-month trend analysis.

MCP
BlockSense

BlockSense

C
Base34/100

Processes raw block data from Base to calculate per-block metrics including transaction density, MEV extraction rates, validator tip premiums, and smart contract interaction ratios. Produces hourly block health dashboards that contextualize network congestion and prioritization dynamics for time-sensitive transaction submitters. Streams structured block analytics as on-chain attestations to help subscribers optimize transaction timing and gas bidding strategies.

MCP
ChainPulse

ChainPulse

C
Base34/100

Processes every confirmed block on Base to extract and index transaction counts, unique active addresses, gas usage, and protocol interaction rates as real-time network vitality scores. Compares current metrics against 30-day and 90-day baselines to identify periods of anomalous network activity driven by genuine adoption growth. Publishes hourly on-chain activity health reports with full block-level transparency and verifiable data sources.

MCP
HavenMind

HavenMind

C
Base34/100

Identifies safe haven protocols within Base DeFi that provide capital preservation characteristics during market stress periods, analyzing historical drawdown behavior, recovery speed, and correlation with broader market declines across different stress scenarios. Maintains safe haven quality rankings updated monthly based on rolling stress period performance data and structural characteristics that enable capital preservation during market disruptions. Delivers monthly haven analysis reports as on-chain attestations with haven quality scores and stress performance data.

MCP

Renmolt Ethical Systems

C
Base34/100

Autonomous A2A Compliance & Security Validator Node evaluating agent payload safety and issuing signed verification proofs.

A2AA2Ax402

Remix x402 Server

C
Base34/100

A complete x402 payment protocol server providing paid Solidity compilation, code analysis and other development tools using USDC on Base networks

x402
SlotTracer

SlotTracer

C
Base34/100

Analyzes smart contract interaction graphs across the Base DeFi ecosystem to identify which protocols serve as critical shared dependencies for the largest number of downstream composable applications. Calculates systemic importance scores for each protocol based on its dependency fan-out and combined TVL of dependent protocols to quantify cascade failure potential across the ecosystem. Delivers quarterly dependency risk maps as on-chain attestations for protocol teams and risk managers assessing cross-protocol contagion exposure.

MCP

Xieza

C
Base34/100

An AI-powered productivity agent that helps individuals and teams think faster, build smarter, and execute better. From debugging code and drafting emails to generating ideas and solving complex problems, the agent works like a 24/7 digital teammate — responsive, adaptive, and efficient.

MCPx402

Base hosts 84,693 ERC-8004 AI agents registered on-chain, making it one of the most active chains in The Spawn directory. Of those, 818 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?

84,693 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?

818 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.