All the fundraising deals in the conversational AI market (from Q4 2024 to Q4 2025)
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The agentic AI market saw 31 funding rounds totaling $953.8 million across five quarters from Q4 2024 through Q4 2025.
Notable rounds include Sierra's $175 million in Q4 2024, General Intuition's $133.7 million seed in Q4 2025, and LangChain's $125 million growth round.
Funding activity concentrated heavily in Q4 2025 with 11 deals and $468.1 million raised, representing nearly half of all capital deployed.
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Insights
- Q4 2025 captured 49% of total agentic AI funding despite representing only 20% of the time period, driven by three mega-rounds exceeding $100 million each from General Intuition, LangChain, and Wonderful.
- Agent infrastructure companies like /dev/agents, LangChain, Composio, and Mem0 collectively raised $389.3 million, demonstrating that investors see platform-layer plays as critical enablers before vertical applications can scale.
- The average agentic AI deal size increased from $12.6 million in Q1 2025 to $42.6 million in Q4 2025, suggesting the market is maturing beyond early-stage experimentation into growth-stage deployment.
- Customer service emerged as the dominant agentic AI application category with Sierra and Wonderful alone raising $275 million, validating that support workflows are the proving ground for autonomous agents.
- Security and governance startups like Geordie, Keycard, and Lumia raised $92.5 million in 2025, reflecting enterprise concerns about autonomous agents taking actions across sensitive systems without proper controls.
- Index Ventures backed both /dev/agents and Wonderful, positioning itself as the most active multi-deal investor in agentic AI infrastructure and applications during this period.
- Y Combinator participated in three agentic AI rounds spanning legal agents, integration platforms, and memory infrastructure, showing the accelerator's conviction that agents will become the dominant AI paradigm.
- Memory infrastructure companies Supermemory and Mem0 raised $27 million combined in Q4 2025, addressing the critical technical gap that prevents agents from maintaining context across sessions and evolving their behavior over time.
- Agent authentication and tool-use platforms like Arcade, Composio, and Keycard collectively raised $75 million, solving the last-mile problem of letting agents securely execute actions across third-party applications.
- Legal AI agents including Genie AI and &AI raised $24.3 million, demonstrating that high-stakes professional workflows with clear multi-step processes are attractive early markets for agentic automation.
- The agentic AI market showed deal concentration metrics with the top single deal capturing 28-70% of quarterly funding, indicating that capital gravitates toward clear category leaders rather than spreading evenly across competitors.
In our conversational AI market deck, we will give you useful market maps and grids
Summary table of the funding deals in the conversational AI market (last 5 quarters)
We define the conversational AI market as the products that enable or deliver AI assistants whose primary interface is natural-language conversation for end users in consumer or enterprise settings.
We include assistant platforms and components like dialog orchestration, speech technology, retrieval connectors, guardrails, and analytics as well as packaged assistant solutions sold by subscription or usage tied to conversations or outcomes.
We exclude general-purpose LLM APIs and broader software suites where conversational AI is only a minor feature, along with pure communications plumbing and standalone professional services.
You can also read our detailed analysis to understand how funding activity in the conversational AI market has evolved over the last few years.
Also, you should know that we have a dedicated page, updated weekly, with all the latest fundraising deals in the conversational AI market.
| Name | What they do | Amount | Quarter | Source(s) |
|---|---|---|---|---|
| Genie AI | Legal AI agent that drafts, reviews, and negotiates contracts with workflow-aware steps | $17.8M | Q4 2024 | Law.com |
| Sierra | Customer service AI agents that connect to enterprise systems and take actions | $175M | Q4 2024 | TechCrunch |
| /dev/agents | Operating system layer to run and manage AI agents with state and orchestration | $56M | Q4 2024 | TechCrunch |
| Agentuity | AI-first agent-native cloud to deploy and operate autonomous agents at scale | $4M | Q1 2025 | Refresh Miami |
| DevAI | AI agents that automate enterprise IT and network operations with diagnosis and remediation | $6M | Q1 2025 | SiliconANGLE |
| &AI | AI agent for patent attorneys that runs workflows from search to drafting | $6.5M | Q1 2025 | Yahoo Finance |
| Unique | Personal CFO style agentic support for financial decisioning and workflows | $30M | Q1 2025 | Unique Blog |
| Crogl | Autonomous assistant for security analysts that triages alerts and investigates incidents | $30M | Q1 2025 | TechCrunch |
| Arcade | Agent authentication and integrations so AI agents can securely take actions across apps | $12M | Q1 2025 | TechCrunch |
| Portia AI | Tooling and frameworks to build production AI agents with human oversight | $5.4M | Q2 2025 | Sifted |
| Sett | AI agents that build and run mobile games with automated development operations | $15M | Q2 2025 | TechCrunch |
| Adopt AI | Turns existing apps into agent experiences for natural language task completion | $6M | Q2 2025 | PR Newswire |
| Sweep | Embeds agentic AI into CRMs to run GTM operations and update records | $22.5M | Q2 2025 | Business Insider |
| AgentSmyth | Autonomous agents for trading workflows that compress research to trade execution | $8.7M | Q2 2025 | Business Wire |
| Blaxel | Cloud infrastructure designed to run autonomous agents reliably at scale | $7.3M | Q3 2025 | VentureBeat |
| Composio | Connects AI agents to business tools so agents can execute multi-step workflows | $25M | Q3 2025 | SiliconANGLE |
| Wonderful | AI agents for customer service with orchestration to support multi-agent systems | $34M | Q3 2025 | TechCrunch |
| Geordie | Agent-native security platform that gives enterprises control over deployed AI agents | $6.5M | Q3 2025 | Ten Eleven |
| Zania | Applies agentic AI to governance, risk, compliance, and audit workflows | $18M | Q3 2025 | TechCrunch |
| Supermemory | Memory layer that lets LLM apps and agents store and use long-term context | $3M | Q4 2025 | TechCrunch |
| General Intuition | Foundation models and general agents with spatial-temporal reasoning for real-world interaction | $133.7M | Q4 2025 | TechCrunch |
| Keycard | Identity and access controls so AI agents can safely authenticate and take actions | $38M | Q4 2025 | Help Net Security |
| LangChain | Open-source framework for building AI agents with tool use and orchestration patterns | $125M | Q4 2025 | TechCrunch |
| Mem0 | Memory layer infrastructure so agents stay stateful and personalized across interactions | $24M | Q4 2025 | TechCrunch |
| Wonderful | AI agents on front lines of customer service with orchestration for scaling systems | $100M | Q4 2025 | TechCrunch |
| Pype AI | Specialty-trained voice AI agents for healthcare institutions with operational workflows | $1.2M | Q4 2025 | Economic Times |
| Kaaj | Agentic AI credit intelligence platform for multi-step credit analysis workflows | $3.8M | Q4 2025 | Economic Times |
| Simular | AI agent that runs your Mac or Windows PC to complete tasks with OS-level actions | $21.5M | Q4 2025 | TechCrunch |
| Lumia | AI security and governance for enterprises adopting autonomous agents with visibility and policy | $18M | Q4 2025 | Lumia Blog |
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How has funding activity in the conversational AI market changed over time?
Q4 2025 was the most active quarter with 11 deals totaling $468.1 million, driven by three mega-rounds from General Intuition, LangChain, and Wonderful that together captured $358.7 million.
Q2 2025 was the quietest period with only 5 deals raising $57.6 million total, as the agentic AI market appeared to pause before the late-year surge of infrastructure and platform funding.
Funding in the conversational AI market increased 416% from Q3 2025 to Q4 2025 and jumped 88% compared to Q4 2024 one year earlier, showing accelerating investor conviction in autonomous agent capabilities.
When excluding the top one or two deals per quarter, the agentic AI market shows consistent base-layer activity between $50-90 million quarterly, suggesting steady seed and Series A velocity beneath the headline mega-rounds that distort topline figures.
| Quarter | Number of Deals | Total Raised | Comment |
|---|---|---|---|
| Q4 2024 | 3 | $248.8M | Sierra's $175 million round dominated activity and established customer service as the early agentic AI proving ground |
| Q1 2025 | 7 | $88.5M | Broadest deal count with Unique and Crogl leading vertical applications like finance and security operations |
| Q2 2025 | 5 | $57.6M | Quietest quarter overall as investors paused while waiting for clearer production deployment signals from early movers |
| Q3 2025 | 5 | $90.8M | Infrastructure investments accelerated with Composio and Blaxel raising cloud and integration platform rounds |
| Q4 2025 | 11 | $468.1M | Massive surge driven by LangChain, General Intuition, and Wonderful proving enterprise readiness at scale |
| All Quarters | 31 | $953.8M | Strong acceleration pattern with Q4 2025 capturing nearly half of total capital across the period |
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Which startups in the conversational AI market raised the largest rounds over the last months?
These startups raised the most recently in the conversational AI market:
- Sierra raised $175 million because the company demonstrated that customer service agents could reliably handle complex multi-step workflows across enterprise systems, attracting backing for its action-taking support platform.
- General Intuition raised $133.7 million to fund large-scale training of foundation models that enable general agents with spatial-temporal reasoning beyond text-only capabilities.
- LangChain raised $125 million because the widely adopted open-source framework became the default choice for developers building multi-step planning and tool-using agents in production.
- Wonderful raised $100 million to scale orchestration infrastructure that enables reliable multi-agent customer service systems operating at high volume for enterprise deployments.
- /dev/agents raised $56 million because investors recognized the need for a dedicated operating system layer to manage agent state, orchestration, and reliability in production.
- Keycard raised $38 million to expand identity and access management controls as enterprises required secure permissioning before letting agents take actions across sensitive systems.
- Wonderful raised $34 million in an earlier seed round to build the foundational orchestration technology that would later support its Series A customer service deployments.
- Unique raised $30 million because its personal CFO agent approach proved that goal-driven financial planning workflows could operate autonomously with appropriate human approval gates.
- Crogl raised $30 million to scale autonomous security investigation capabilities that help analysts triage alerts and remediate incidents through multi-step automated workflows.
- Composio raised $25 million because its agent integration platform solved the critical last-mile problem of connecting AI agents to existing business tools like Gmail and Salesforce.
In our conversational AI market deck, we answer all the common questions from investors and entrepreneurs
Is the conversational AI market shifting toward smaller or bigger deals?
The average deal size in the agentic AI market was $30.8 million across the last four quarters, reflecting a mix of early-stage infrastructure bets and growth-stage application rounds.
Breaking down by quarter, the average agentic AI deal size ranged from $11.5 million in Q2 2025 to $82.9 million in Q4 2024, then settled around $12-18 million in Q1-Q3 2025 before surging to $42.6 million in Q4 2025 as mega-rounds returned.
Excluding outliers like Sierra, General Intuition, and LangChain, the agentic AI market shows consistent average deal sizes between $8-15 million, suggesting most companies raise typical seed and Series A rounds while a few category leaders command outsized growth capital.
| Quarter | Number of Deals | Average Deal Size | Deals Below $2M | Deals Above $50M |
|---|---|---|---|---|
| Q4 2024 | 3 | $82.9M | 0 | 2 |
| Q1 2025 | 7 | $12.6M | 0 | 0 |
| Q2 2025 | 5 | $11.5M | 0 | 0 |
| Q3 2025 | 5 | $18.2M | 0 | 0 |
| Q4 2025 | 11 | $42.6M | 1 | 3 |
| All Quarters | 31 | $30.8M | 1 | 5 |
In our conversational AI market deck, we help you understand how the market is structured
How concentrated was funding activity in the conversational AI market?
The agentic AI market showed extreme concentration with the single largest deal capturing between 28% and 70% of quarterly funding, indicating that capital flows disproportionately toward perceived category leaders rather than spreading across competitors.
Looking at the top three deals per quarter, concentration ranged from 76% to 100% of total capital, meaning most agentic AI funding rounds serve as supporting actors to a handful of breakout companies that define each investment cycle.
| Quarter | Number of Deals | % by Top 1 | % by Top 3 | % by Top 10 |
|---|---|---|---|---|
| Q4 2024 | 3 | 70.3% | 100.0% | 100.0% |
| Q1 2025 | 7 | 33.9% | 75.7% | 100.0% |
| Q2 2025 | 5 | 39.1% | 80.2% | 100.0% |
| Q3 2025 | 5 | 37.4% | 84.8% | 100.0% |
| Q4 2025 | 11 | 28.6% | 76.6% | 99.7% |
| All Quarters | 31 | 18.3% | 45.1% | 75.6% |
In our conversational AI market deck, we have designed useful charts to give you full market clarity
Which categories in the conversational AI market received the most funding?
Agentic applications for vertical and consumer use cases captured $472 million, representing 49% of total funding, because investors believe workflow-specific agents in domains like customer service, legal, and security operations will reach production faster than horizontal platforms.
Agent infrastructure including frameworks, memory systems, and cloud platforms raised $389.3 million across 11 deals, demonstrating investor conviction that the platform layer must mature before agentic AI can scale beyond demos into reliable enterprise deployments.
Agent security, governance, and identity platforms collectively raised $92.5 million across 4 companies, reflecting growing enterprise concerns that autonomous agents require proper controls before they can safely take actions across sensitive systems and data.
| Category Name | Number of Deals | Total Raised | Startups and Amounts |
|---|---|---|---|
| Agentic applications (vertical/consumer) | 16 | $472.0M | Sierra ($175M), Wonderful ($134M), Unique ($30M), Crogl ($30M), Sweep ($22.5M), Simular ($21.5M), Zania ($18M), Genie AI ($17.8M), Sett ($15M), AgentSmyth ($8.7M), &AI ($6.5M), DevAI ($6M), Kaaj ($3.8M), Pype AI ($1.2M) |
| Agent infrastructure (frameworks/memory/cloud) | 11 | $389.3M | LangChain ($125M), /dev/agents ($56M), Composio ($25M), Mem0 ($24M), Blaxel ($7.3M), Adopt AI ($6M), Portia AI ($5.4M), Agentuity ($4M), Supermemory ($3M) |
| Agent security, governance and identity | 4 | $92.5M | Keycard ($38M), Lumia ($18M), Arcade ($12M), Geordie ($6.5M) |
In our conversational AI market deck, we cover the latest tech updates shaping the market
Who are the biggest investors in the conversational AI market?
Index Ventures emerged as the most active multi-deal investor in the agentic AI market, leading /dev/agents' $56 million seed round and Wonderful's $100 million Series A, positioning itself across both infrastructure and application layers.
Bessemer Venture Partners participated in two significant agentic AI rounds including Sett's $15 million Series A for game development agents and Wonderful's $100 million Series A, demonstrating conviction in vertical-specific agent applications.
General Catalyst backed both General Intuition's $133.7 million foundation model round and Geordie's $6.5 million security platform seed, showing interest across the full stack from base models to enterprise controls.
Kindred Ventures led two agentic AI rounds in Q4 2025, backing Mem0's $20 million Series A for memory infrastructure and Kaaj's $3.8 million seed for credit intelligence agents.
Y Combinator participated in three agentic AI companies spanning &AI's legal agents, Arcade's authentication platform, and Mem0's memory layer, reflecting the accelerator's thesis that agents will become the dominant AI interface paradigm.
First Round Capital led two critical infrastructure rounds including &AI's $6.5 million seed for patent workflow agents and Blaxel's $7.3 million seed for agent-native cloud infrastructure.
IVP led LangChain's $125 million growth round and participated in Wonderful's $100 million Series A, concentrating capital on proven agentic AI platforms with broad developer or enterprise adoption.
Disclaimer: this investor list may be incomplete; we focus on publicly disclosed lead and prominent recurring investors, so some frequent minority participants may be underrepresented. "Total funded" does not represent the amount personally invested by an individual investor. Instead, it refers to the aggregate amount raised across all fundraising rounds in which the investor participated.
| Investor | Number of Deals | Total Funded | Startups |
|---|---|---|---|
| Index Ventures | 2 | $156M | /dev/agents, Wonderful (Series A) |
| Y Combinator | 3 | $42.5M | &AI, Arcade, Mem0 |
| Bessemer Venture Partners | 2 | $115M | Sett, Wonderful (Series A) |
| General Catalyst | 2 | $140.2M | General Intuition, Geordie |
| Kindred Ventures | 2 | $23.8M | Mem0, Kaaj |
| First Round Capital | 2 | $13.8M | &AI, Blaxel |
| IVP | 2 | $225M | LangChain, Wonderful (Series A) |
In our conversational AI market deck, we track adoption trends and shifts in consumer behavior
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