How to Raise a Seed Round in 2026:
What Founders Actually Raise (and Give Up)

Short answer

In 2026, the median US seed round is about $4 million at a $20-24 million post-money valuation, and founders typically give up 15-20% of the company. Carta's Q4 2025 data put the median seed post-money at a record $24 million. European seed rounds are smaller, with medians near €5 million pre-money.

$24 million. That's the median post-money valuation for a US seed round in Q4 2025 — an all-time high, up from $18 million a year earlier, according to Carta's State of Private Markets report. Yet in the same dataset, only about 15% of the 2022 seed cohort reached Series A within two years. Learning how to raise a seed round in 2026 means holding both facts in your head at once: valuations have never been higher, and the bar for what comes after has never been steeper. This guide gives you the verified benchmarks — round size, valuation, dilution, instruments, timelines — so you walk into your first investor meeting knowing exactly what "normal" looks like.

How much do startups raise at seed — and how much equity do they give up?

The median US seed round raises $4 million, per Carta's full-year 2025 data. Median post-money valuation for the year was $20 million, finishing Q4 at $24 million. Simple division tells you the typical dilution story: $4 million into a $24 million post-money company is 16.7% sold — which lines up with Carta's finding that median dilution across seed through Series C has fallen from roughly 18% to 16% over the past year.

Here's the 2026 benchmark table in one place:

Two things jump out. First, the spread is enormous: the 95th percentile valuation ($80.5 million) is 4x the median, and the 95th percentile round ($16.6 million) is over 4x the median raise. Carta calls this a barbell market — a small group of AI-heavy deals in San Francisco and New York absorbs premium terms while everyone else clusters around $2-4 million raised at $14-24 million post. Benchmark against your peer group, not the headlines.

Second, dilution is trending down, not up. If a term sheet asks you to sell 25-30% at seed, that's above today's norm and worth pushing back on. The math of pre-money vs post-money valuation determines exactly what you're giving away, so get fluent in it before you negotiate a cap.

What a seed round actually looks like in 2026

SAFEs won — almost completely

The instrument debate is over in the US. Carta's Winter 2025 State of Seed report (built on data from roughly 50,000 startups) shows 92% of pre-seed rounds now use SAFEs, up from 54% in 2019; convertible notes have shrunk to 9%. The standard structure is a post-money SAFE with a valuation cap and no discount — 61% of 2025 SAFEs took that form. Where a discount exists, it's almost always exactly 20%.

German founders play a different game: notarisation rules make US-style SAFEs awkward under GmbH law, so most DACH pre-seed money still arrives as a Wandeldarlehen (convertible loan). The economics rhyme, the paperwork doesn't.

The market is healthy but picky

Capital is flowing — startups on Carta raised $119.5 billion in 2025, up 16.9% year over year, and sub-$5M SAFE rounds alone absorbed $815 million in a single quarter. But round counts hit a six-year low. Translation: fewer companies get funded, and the ones that do raise more. Investors have concentrated, not retreated.

AI is the dividing line

AI companies captured 42% of all seed capital in 2025, up from 23% before ChatGPT, and at Series A the median AI valuation ran 38% higher than non-AI. If you're not an AI company, don't anchor on AI-round headlines. Your comparable set is the median column, not the 95th percentile.

How to raise a seed round, step by step

The mechanics deserve their own deep-dives, but the skeleton looks like this:

1. Size the round from runway, not vanity. Work backwards from the milestones that unlock Series A, add buffer, and check the result against a runway-first framework for sizing your raise. With the seed-to-A gap at 2.1 years median, 24+ months of runway is the floor.
2. Prepare before you pitch. Deck, model, and a clean startup data room checklist worth of documents. Diligence starts the moment an investor gets curious.
3. Build a wide-enough funnel. Conversion from first meeting to check is in the low single digits, so plan how many investors you need to pitch before you send the first email — most founders need 50+ names on the list.
4. Run a tight process. Batch meetings into a compressed window to create parallel interest. Expect three to six months of active work; see a realistic week-by-week fundraising timeline for the full breakdown.
5. Negotiate the terms that matter. Cap, option pool, pro-rata and liquidation preference move real money. The term sheet clauses that actually cost you are rarely the ones founders argue about.

How does Europe compare?

The Atlantic gap is real and persistent. European pre-seed and seed pre-money valuations reached a median of about €5.0 million in Q3 2025 — a record for Europe, but still well below US levels. Analysis by Value Add VC puts the European discount at roughly 25-35% at seed on comparable metrics, widening to 30-50% at later stages.

For DACH and EU founders, three practical consequences:

• Same milestone, less money. A €1.5-2.5 million seed at €5-8 million pre-money is a normal European round. Budget accordingly — the US benchmark table above is not your planning baseline.
• Dilution ends up similar. Smaller rounds at lower valuations produce comparable percentage dilution, typically 15-25%.
• Non-dilutive money matters more. Grants like the EIC Accelerator, R&D allowances and public co-investment can stretch a European seed by 30-50% without touching the cap table. Start with the non-dilutive funding options before you accept extra dilution.

The number nobody puts in the pitch deck: your odds of a Series A

Raising the seed is the start, not the finish. Carta's cohort data shows only 15.4% of companies that raised seed in Q1 2022 reached Series A within two years, versus 30.6% for the Q1 2018 cohort. Over four years, roughly half of seed-funded startups eventually graduate — the 2019 cohort hit 49.1% — but the wait has stretched: median time from seed to Series A is now 2.1 years, and the 75th percentile sits at 1,251 days.

That reframes what your seed round is for. It isn't 18 months of building; it's 24-36 months of getting to the metrics on the Series A checklist — with enough cushion that you're never pitching from desperation.

A worked example: the dilution you'll actually feel

Say you raise $4 million on a $24 million post-money SAFE cap, then a $12 million Series A at a 2.6x step-up. Carta's ownership data shows how this compounds: the median founding team holds 56.2% after a priced seed, 36.1% after Series A, and 23.0% after Series B. Founders give up roughly 20 percentage points per early round once option pool refreshes are counted — the pool expansion, not the headline dilution, is what most first-timers miss. Model the full waterfall before you sign anything, not after.

What this means for you

Use a three-line decision rule when a term sheet lands:

1. Valuation: within the $14-24 million post-money band (or €5-8 million pre-money in Europe) unless you have genuine top-decile heat.
2. Dilution: 15-20% all-in for the round, including any SAFE stack converting and pool top-up. Above 25%, renegotiate or raise less.
3. Runway: the money must cover 24+ months at planned burn, because the median company waits 2.1 years for its next round.

If a deal fails one test, fix that variable rather than celebrating the other two. A record valuation with 12 months of runway is a trap dressed as a win.

Frequently asked questions

What is a good valuation for a seed round in 2026?

Carta's full-year 2025 data puts the median seed post-money valuation at $20 million, rising to $24 million by Q4. The 25th percentile sits near $13.8 million and the 95th percentile at $80.5 million, so "good" depends heavily on your sector, traction and location. AI startups and SF/NYC companies command the top of that range.

Should I raise my seed round on SAFEs or a priced equity round?

In the US, SAFEs dominate: Carta's State of Seed report shows 92% of pre-seed rounds now use them, most as post-money SAFEs with a valuation cap only. Priced rounds still make sense for larger seeds with a strong lead who wants a board seat. In Germany, notary requirements push most founders toward convertible loans instead.

How much runway should a seed round buy?

Plan for at least 24 months, and stress-test 30. Carta data shows the median gap between seed and Series A has stretched to 2.1 years, and the 75th percentile waits 3.4 years. A seed sized to 18 months of spending now leaves you fundraising again before you have Series A metrics.

What do investors actually check before writing a seed check?

Team, market and early evidence of pull: retention, pilot conversions, revenue growth off a small base. Expect them to verify claims in your data room — cap table, financials, key contracts and IP assignments. Weak paperwork rarely kills a seed deal by itself, but it slows closing and erodes trust exactly when momentum matters.

Sources

1. Carta — State of Private Markets: 2025 in Review, February 18, 2026. https://carta.com/data/state-of-private-markets-q4-2025/
2. Carta & a16z speedrun — State of Seed Report: Winter 2025. https://carta.com/data/resources/state-of-seed-2025/
3. SaaStr — The Real State of Seed Today: The Top 10 Learnings from 50,000 Startups, Per Carta's Latest Data, December 12, 2025. https://www.saastr.com/the-state-of-seed-today-10-key-learnings-from-cartas-latest-data/
4. Value Add VC — European VC Valuation Discount 2026, 2026. https://valueaddvc.com/blog/european-vc-2026-why-valuations-are-still-3050-lower-than-the-us-for-the-same-metrics